forked from d3cim/mobile_user.js
1511 lines
88 KiB
JavaScript
1511 lines
88 KiB
JavaScript
//
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/******************************************************************************
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* Fennec F-Droid | user.js *
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* *
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* https://github.com/quindecim/fennec_user.js *
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******************************************************************************/
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//
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// Author : @quindecim
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//
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//
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// Based on : gHacks: https://github.com/ghacksuserjs/ghacks-user.js
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// Librefox: https://github.com/intika/Librefox
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// pyllyukko: https://github.com/pyllyukko/user.js
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// OrangeManBad: https://git.nixnet.xyz/OrangeManBad/user.js
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//
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// License : https://github.com/quindecim/fennec_user.js/blob/master/LICENSE.txt
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// >>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>
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// Section : Quiet Fox
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// >>>>>>>>>>>>>>>>>>>>>
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// Pref : Never check updates for search engines
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// https://support.mozilla.org/en-US/kb/how-stop-firefox-making-automatic-connections#w_auto-update-checking
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user_pref("browser.search.update", false);
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user_pref("browser.search.update.log", false);
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// user_pref("browser.search.update.interval", 0);
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// -------------------------------------
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// Pref : Tell the search service that we don't really expose the "current engine"
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user_pref("browser.search.noCurrentEngine", true); // [DEFAULT: true] // [FENNEC]
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// -------------------------------------
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// Pref : Disable sending Flash Player crash reports
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user_pref("dom.ipc.plugins.flash.subprocess.crashreporter.enabled", false);
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// -------------------------------------
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// Pref : Disable sending the URL of the website where a plugin crashed
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user_pref("dom.ipc.plugins.reportCrashURL", false);
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// -------------------------------------
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// Pref : Disable SSDP (Simple Service Discovery Protocol)
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// https://en.wikipedia.org/wiki/Simple_Service_Discovery_Protocol
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// https://bugzilla.mozilla.org/show_bug.cgi?id=1111967
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user_pref("browser.casting.enabled", false); // [DEFAULT: true]
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// -------------------------------------
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// Pref : Disable Telemetry
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user_pref("toolkit.telemetry.enabled", false);
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user_pref("toolkit.telemetry.debugSlowSql", false);
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user_pref("toolkit.telemetry.reportingpolicy.firstRun", false);
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user_pref("toolkit.telemetry.server", "data:,");
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user_pref("toolkit.telemetry.server_owner", "");
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user_pref("toolkit.telemetry.unified", false);
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// -------------------------------------
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// Pref : Disable Telemetry Coverage
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// https://blog.mozilla.org/data/2018/08/20/effectively-measuring-search-in-firefox/
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user_pref("toolkit.telemetry.coverage.opt-out", true); // [HIDDEN PREF]
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user_pref("toolkit.coverage.opt-out", true); // [HIDDEN PREF]
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// -------------------------------------
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// Pref : Disable collection/sending of the health report (healthreport.sqlite*)
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user_pref("datareporting.policy.currentPolicyVersion", 0);
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user_pref("datareporting.policy.dataSubmissionEnabled", false);
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user_pref("datareporting.policy.currentPolicyAcceptedVersion", 0);
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user_pref("datareporting.policy.dataSubmissionPolicyAcceptedVersion", 0);
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user_pref("datareporting.policy.dataSubmissionPolicyBypassNotification", false);
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user_pref("datareporting.policy.dataSubmissionPolicyNotifiedTime", "");
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user_pref("datareporting.policy.firstRunURL", "");
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user_pref("datareporting.policy.minimumPolicyVersion", 0);
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user_pref("datareporting.policy.minimumPolicyVersion.channel-beta", 0);
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// -------------------------------------
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// Pref : Disable In-Browser Feed Handling
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// https://wiki.mozilla.org/Feed_Handling
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// http://kb.mozillazine.org/Browser.contentHandlers.types.%2A.uri
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user_pref("browser.contentHandlers.types.0.title", ""); // [FENNEC]
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user_pref("browser.contentHandlers.types.0.type", ""); // [FENNEC]
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user_pref("browser.contentHandlers.types.0.uri", ""); // [FENNEC]
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user_pref("browser.contentHandlers.types.1.title", ""); // [FENNEC]
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user_pref("browser.contentHandlers.types.1.type", ""); // [FENNEC]
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user_pref("browser.contentHandlers.types.1.uri", ""); // [FENNEC]
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user_pref("browser.contentHandlers.types.2.title", ""); // [FENNEC]
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user_pref("browser.contentHandlers.types.2.type", ""); // [FENNEC]
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user_pref("browser.contentHandlers.types.2.uri", ""); // [FENNEC]
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user_pref("browser.contentHandlers.types.3.title", ""); // [FENNEC]
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user_pref("browser.contentHandlers.types.3.type", ""); // [FENNEC]
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user_pref("browser.contentHandlers.types.3.uri", ""); // [FENNEC]
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// -------------------------------------
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// Pref : Disable personalized Extension Recommendations in about:addons and AMO
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// [NOTE] This pref has no effect when Health Reports are disabled
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// https://support.mozilla.org/kb/personalized-extension-recommendations
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user_pref("browser.discovery.enabled", false); // [DEFAULT: false]
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// -------------------------------------
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// Pref : Disable Crash Reports
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user_pref("breakpad.reportURL", "");
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// -------------------------------------
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// Pref : Disable automatic captive portal detection
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// https://en.wikipedia.org/wiki/Captive_portal
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// https://wiki.mozilla.org/Necko/CaptivePortal
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// https://trac.torproject.org/projects/tor/ticket/21790
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user_pref("captivedetect.canonicalURL", "");
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user_pref("network.captive-portal-service.enabled", false);
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user_pref("network.captive-portal-service.backoffFactor", "");
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// user_pref("network.captive-portal-service.maxInterval", 0);
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// user_pref("network.captive-portal-service.minInterval", 0);
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// -------------------------------------
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// Pref : Disable Network Connectivity checks
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// https://bugzilla.mozilla.org/1460537
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user_pref("network.connectivity-service.enabled", false); // [DEFAULT: true]
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user_pref("network.connectivity-service.IPv4.url", "");
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user_pref("network.connectivity-service.IPv6.url", "");
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user_pref("network.connectivity-service.DNSv4.domain", "");
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user_pref("network.connectivity-service.DNSv6.domain", "");
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// -------------------------------------
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// Pref : Disable auto updating of lightweight themes (LWT)
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// Not to be confused with themes, which use the Theme API
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// Mozilla plan to convert existing LWTs and remove LWT support in the future
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// https://blog.mozilla.org/addons/2018/09/20/future-themes-here/
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user_pref("lightweightThemes.persisted.headerURL", false);
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user_pref("lightweightThemes.persistedThemeID", ""); // [FENNEC]
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user_pref("lightweightThemes.selectedThemeID", ""); // [FENNEC]
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//
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// >>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>
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// Section : IJWY To Shut Up
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// I Just Want You To Shut Up : Closing all non necessary communication to mozilla.org etc.
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// >>>>>>>>>>>>>>>>>>>>>
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// Pref : Block unwanted connections
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user_pref("app.feedback.baseURL", "");
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user_pref("app.feedbackURL", ""); // [FENNEC]
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user_pref("app.channelURL", ""); // [FENNEC]
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user_pref("app.creditsURL", ""); // [FENNEC]
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user_pref("app.faqURL", ""); // [FENNEC]
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user_pref("app.privacyURL", ""); // [FENNEC]
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user_pref("app.releaseNotesURL", "");
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user_pref("app.support.baseURL", "");
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user_pref("app.supportURL", ""); // [FENNEC]
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// -------------------------------------
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// Pref : Disable app from auto-update
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user_pref("app.update.autodownload", ""); // [TEST]
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user_pref("app.update.channel", ""); // [TEST]
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user_pref("app.update.url.android", "");
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// user_pref("app.update.timerFirstInterval", 0);
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// user_pref("app.update.timerMinimumDelay", 0);
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// user_pref("app.update.url.android", "https://aus5.mozilla.org/update/4/%PRODUCT%/%VERSION%/%BUILD_ID%/%BUILD_TARGET%/%CHANNEL%/%OS_VERSION%/%DISTRIBUTION%/%DISTRIBUTION_VERSION%/%MOZ_VERSION%/update.xml"); // [TEST]
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// -------------------------------------
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// Pref : Block unwanted connections
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user_pref("media.decoder-doctor.new-issue-endpoint", "");
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user_pref("network.trr.confirmationNS", "");
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// -------------------------------------
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// Pref : Test To Make FFox Silent
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user_pref("security.content.signature.root_hash", "");
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user_pref("urlclassifier.phishTable", "");
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user_pref("urlclassifier.passwordAllowTable", "");
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//
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// >>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>
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// Section : Miscellaneous
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// >>>>>>>>>>>>>>>>>>>>>>
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// Pref : Test user.js in about:config
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user_pref("user.js.applied", true); // [FENNEC]
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// -------------------------------------
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// Pref : Updates addons automatically
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// https://blog.mozilla.org/addons/how-to-turn-off-add-on-updates/
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user_pref("extensions.update.enabled", true);
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user_pref("extensions.autoupdate.enabled", true);
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// -------------------------------------
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// Pref : Disable System Add-on updates
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user_pref("extensions.systemAddon.update.url", "");
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// -------------------------------------
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// Pref : Disable Web Compatibility Reporter
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// Web Compatibility Reporter adds a "Report Site Issue" button to send data to Mozilla
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user_pref("extensions.webcompat-reporter.enabled", false);
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user_pref("extensions.webcompat-reporter.newIssueEndpoint", "");
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// -------------------------------------
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// Pref : Don't let XPIProvider install distribution add-ons
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user_pref("extensions.installDistroAddons", false); // [DEFAULT: false] // [FENNEC]
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// -------------------------------------
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// Pref : Disable legacy extensions
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user_pref("extensions.legacy.enabled", false);
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// -------------------------------------
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// Pref :
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user_pref("devtools.devices.url", "");
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// -------------------------------------
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// Pref : Provide haptic feedback on longPress selection events
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user_pref("layout.accessiblecaret.hapticfeedback", false); // [DEFAULT: true]
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// -------------------------------------
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// Pref :
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user_pref("dom.registerProtocolHandler.insecure.enabled", false);
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// -------------------------------------
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// Pref : Disable Firefox Accounts and Sync
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user_pref("identity.fxaccounts.auth.uri", "");
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user_pref("identity.fxaccounts.remote.oauth.uri", "");
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user_pref("identity.fxaccounts.remote.profile.uri", "");
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user_pref("identity.sync.tokenserver.uri", "");
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user_pref("identity.fxaccounts.remote.webchannel.uri", "https://0.0.0.0"); // [FENNEC - BUG] If left blank, it causes faded "Settings" on some devices
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// -------------------------------------
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// Pref : Disable sync
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user_pref("services.sync.enabled", false);
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// -------------------------------------
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// Pref : Disable snippets
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user_pref("browser.snippets.enabled", false); // [FENNEC]
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user_pref("browser.snippets.firstrunHomepage.enabled", false); // [FENNEC]
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user_pref("browser.snippets.statsUrl", ""); // [FENNEC]
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user_pref("browser.snippets.updateUrl", ""); // [FENNEC]
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user_pref("browser.snippets.syncPromo.enabled", false); // [FENNEC]
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// user_pref("browser.snippets.updateInterval", 0); // [FENNEC]
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// -------------------------------------
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// Pref : Force Punycode for Internationalized Domain Names
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// http://kb.mozillazine.org/Network.IDN_show_punycode
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// https://www.xudongz.com/blog/2017/idn-phishing/
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// https://wiki.mozilla.org/IDN_Display_Algorithm
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// https://en.wikipedia.org/wiki/IDN_homograph_attack
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// https://www.mozilla.org/en-US/security/advisories/mfsa2017-02/
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// CIS Mozilla Firefox 24 ESR v1.0.0 - 3.6
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user_pref("network.IDN_show_punycode", true);
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// -------------------------------------
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// Pref : Disable page thumbnail collection
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// Look in profile/thumbnails directory, you may want to clean that out
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user_pref("browser.pagethumbnails.capturing_disabled", true); // [HIDDEN PREF]
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// -------------------------------------
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// Pref : Do not automatically send selection to clipboard on Linux and some UNIX-like platforms
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// http://kb.mozillazine.org/Clipboard.autocopy
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user_pref("clipboard.autocopy", false);
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// -------------------------------------
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// Pref : Disable "beacon" asynchronous HTTP transfers (used for analytics)
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// https://developer.mozilla.org/en-US/docs/Web/API/navigator.sendBeacon
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user_pref("beacon.enabled", false);
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// -------------------------------------
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// Pref : Disable speech recognition
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// https://dvcs.w3.org/hg/speech-api/raw-file/tip/speechapi.html
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// https://developer.mozilla.org/en-US/docs/Web/API/SpeechRecognition
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// https://wiki.mozilla.org/HTML5_Speech_API
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user_pref("media.webspeech.recognition.enable", false); // [DEFAULT: true]
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user_pref("media.webspeech.recognition.force_enable", false); // [DEFAULT: false]
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user_pref("media.webspeech.test.enable", false); // [DEFAULT: false]
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user_pref("media.webspeech.test.fake_fsm_events", false); // [DEFAULT: false]
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user_pref("media.webspeech.test.fake_recognition_service", false); // [DEFAULT: false]
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// -------------------------------------
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// Pref : Don't use Mozilla-provided location-specific search engines
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user_pref("browser.search.geoSpecificDefaults", false);
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// -------------------------------------
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// Pref : Don't monitor OS online/offline connection state
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// https://trac.torproject.org/projects/tor/ticket/18945
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user_pref("network.manage-offline-status", false); // [DEFAULT: true]
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// -------------------------------------
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// Pref : Set File URI Origin Policy
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// http://kb.mozillazine.org/Security.fileuri.strict_origin_policy
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// CIS Mozilla Firefox 24 ESR v1.0.0 - 3.8
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user_pref("security.fileuri.strict_origin_policy", true);
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// -------------------------------------
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// Pref : Disable SVG in OpenType fonts
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// https://wiki.mozilla.org/SVGOpenTypeFonts
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// https://github.com/iSECPartners/publications/tree/master/reports/Tor%20Browser%20Bundle
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user_pref("gfx.font_rendering.opentype_svg.enabled", false);
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// -------------------------------------
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// Pref : Ensure you have a security delay when installing add-ons (milliseconds)
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// http://kb.mozillazine.org/Disable_extension_install_delay_-_Firefox
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// http://www.squarefree.com/2004/07/01/race-conditions-in-security-dialogs/
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user_pref("security.dialog_enable_delay", 700);
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// -------------------------------------
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// Pref : Disable remote debugging
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user_pref("devtools.debugger.remote-enabled", false);
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// -------------------------------------
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// Pref : Force local debugging
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// https://developer.mozilla.org/en-US/docs/Tools/Remote_Debugging/Debugging_Firefox_Desktop
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// https://developer.mozilla.org/en-US/docs/Tools/Tools_Toolbox#Advanced_settings
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user_pref("devtools.debugger.force-local", true);
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// -------------------------------------
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// Pref : Prevent accessibility services from accessing your browser
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// https://support.mozilla.org/kb/accessibility-services
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user_pref("accessibility.force_disabled", 1);
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// -------------------------------------
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// Pref : Remove temp files opened with an external application
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// https://bugzilla.mozilla.org/302433
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user_pref("browser.helperApps.deleteTempFileOnExit", true);
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// -------------------------------------
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// Pref : Disable various developer tools in browser context
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// https://github.com/pyllyukko/user.js/issues/179#issuecomment-246468676
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user_pref("devtools.chrome.enabled", false);
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// -------------------------------------
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// Pref : Disable MathML (Mathematical Markup Language)
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// [TEST] http://browserspy.dk/mathml.php
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// https://bugzilla.mozilla.org/1173199
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user_pref("mathml.disabled", true);
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// -------------------------------------
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// Pref : Disable in-content SVG (Scalable Vector Graphics)
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// [SETUP-WEB] Expect breakage incl. youtube player controls. Best left for a "hardened" profile.
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// https://bugzilla.mozilla.org/1216893
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// user_pref("svg.disabled", true);
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// -------------------------------------
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// Pref : Disable middle mouse click paste
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// This preference determines how to handle middle clicks in text fields.
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// Useless on Android
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user_pref("middlemouse.paste", false);
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// -------------------------------------
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// Pref : Disable middle mouse click opening links from clipboard
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// https://trac.torproject.org/projects/tor/ticket/10089
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// http://kb.mozillazine.org/Middlemouse.contentLoadURL
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user_pref("middlemouse.contentLoadURL", false);
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// -------------------------------------
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// Pref : Limit HTTP redirects (this does not control redirects with HTML meta tags or JS)
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// [NOTE] A low setting of 5 or under will probably break some sites (e.g. gmail logins). To control HTML Meta tag and JS redirects, use an extension.
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user_pref("network.http.redirection-limit", 15); // [DEFAULT: 20]
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// -------------------------------------
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// Pref : Remove webchannel whitelist
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user_pref("webchannel.allowObject.urlWhitelist", "");
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// -------------------------------------
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// Pref : Disable exposure of system colors to CSS or canvas
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// [NOTE] May cause black on black for elements with undefined colors
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// https://bugzilla.mozilla.org/buglist.cgi?bug_id=232227,1330876
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// user_pref("ui.use_native_colors", true);
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// Pref : Discourage downloading to desktop (0=desktop 1=downloads 2=last used)
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user_pref("browser.download.folderList", 2);
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// -------------------------------------
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// Pref : Enforce user interaction for security by always asking the user where to download
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// [FENNEC] Fix for images not downloading
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user_pref("browser.download.useDownloadDir", true);
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// -------------------------------------
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// Pref : Disable adding downloads to the system's "recent documents" list
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user_pref("browser.download.manager.addToRecentDocs", false);
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// -------------------------------------
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// Pref : Disable "open with" in download dialog
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// This is very useful to enable when the browser is sandboxed (e.g. via AppArmor) in such a way that it is forbidden to run external applications.
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// [NOTE] This may interfere with some users' workflow or methods
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// https://bugzilla.mozilla.org/1281959
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user_pref("browser.download.forbid_open_with", true);
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// -------------------------------------
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// Pref : Lock down allowed extension directories
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// This will break extensions, language packs, themes and any other XPI files which are installed outside of profile directories
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// https://mike.kaply.com/2012/02/21/understanding-add-on-scopes/
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// archived: https://archive.is/DYjAM
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user_pref("extensions.enabledScopes", 1); // [DEFAULT: 1] // [HIDDEN PREF]
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user_pref("extensions.autoDisableScopes", 15); // [DEFAULT: 15]
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// -------------------------------------
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// Pref : Enable warning when websites try to install add-ons
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user_pref("xpinstall.whitelist.required", true); // [DEFAULT: true]
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// -------------------------------------
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// Pref : Enable CSP (Content Security Policy)
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// https://developer.mozilla.org/docs/Web/HTTP/CSP
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user_pref("security.csp.enable", true); // [DEFAULT: true]
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// -------------------------------------
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// Pref : Block top level window data: URIs
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// https://bugzilla.mozilla.org/1331351
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// https://www.wordfence.com/blog/2017/01/gmail-phishing-data-uri/
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// https://www.fxsitecompat.com/en-CA/docs/2017/data-url-navigations-on-top-level-window-will-be-blocked/
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user_pref("security.data_uri.block_toplevel_data_uri_navigations", true); // [DEFAULT: true]
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// -------------------------------------
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// Pref : Block web content in file processes
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// You may want to disable this for corporate or developer environments
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// https://bugzilla.mozilla.org/1343184
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// user_pref("browser.tabs.remote.allowLinkedWebInFileUriProcess", false); // [DEFAULT: true]
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// -------------------------------------
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// Pref : Enable only whitelisted URL protocol handlers
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// http://kb.mozillazine.org/Network.protocol-handler.external-default
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// http://kb.mozillazine.org/Network.protocol-handler.warn-external-default
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// http://kb.mozillazine.org/Network.protocol-handler.expose.%28protocol%29
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// https://news.ycombinator.com/item?id=13047883
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// https://bugzilla.mozilla.org/show_bug.cgi?id=167475
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// https://github.com/pyllyukko/user.js/pull/285#issuecomment-298124005
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// [NOTE] Disabling nonessential protocols breaks all interaction with custom protocols such as mailto:, irc:, magnet: ... and breaks opening third-party mail/messaging/torrent/... clients when clicking on links with these protocols
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// If you want to enable a protocol, set network.protocol-handler.expose.(protocol) to true and network.protocol-handler.external.(protocol) to:
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// * true, if the protocol should be handled by an external application
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// * false, if the protocol should be handled internally by Firefox
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user_pref("network.protocol-handler.warn-external-default", true);
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user_pref("network.protocol-handler.external.javascript", false);
|
|
user_pref("network.protocol-handler.external.data", false);
|
|
user_pref("network.protocol-handler.expose-all", false);
|
|
user_pref("network.protocol-handler.expose.http", true);
|
|
user_pref("network.protocol-handler.expose.https", true);
|
|
user_pref("network.protocol-handler.expose.javascript", true);
|
|
user_pref("network.protocol-handler.expose.moz-extension", true);
|
|
user_pref("network.protocol-handler.expose.ftp", true);
|
|
user_pref("network.protocol-handler.expose.file", true);
|
|
user_pref("network.protocol-handler.expose.about", true);
|
|
user_pref("network.protocol-handler.expose.chrome", true);
|
|
user_pref("network.protocol-handler.expose.blob", true);
|
|
user_pref("network.protocol-handler.expose.data", true);
|
|
// -------------------------------------
|
|
// Pref : Don't allow meta-refresh when backgrounded
|
|
user_pref("browser.meta_refresh_when_inactive.disabled", true);
|
|
// -------------------------------------
|
|
// Pref : Optimize images memory usage
|
|
user_pref("image.downscale-during-decode.enabled", true);
|
|
// -------------------------------------
|
|
// Pref : Disable firstrun showup
|
|
user_pref("browser.firstrun.show.uidiscovery", false); // [DEFAULT: true]
|
|
user_pref("browser.firstrun.show.localepicker", false); // [DEFAULT: false]
|
|
// -------------------------------------
|
|
// Pref : Disable sending console to logcat on release builds.
|
|
user_pref("consoleservice.logcat", false); // [FENNEC]
|
|
//
|
|
// >>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>
|
|
// Section : Web Workers
|
|
// >>>>>>>>>>>>>>>>>>>>>>
|
|
// Pref : Disable service workers
|
|
// Service workers essentially act as proxy servers that sit between web apps, and the browser and network, are event driven, and can control the web page/site it is associated with, intercepting and modifying navigation and resource requests, and caching resources.
|
|
// [NOTE] Service worker APIs are hidden (in Firefox) and cannot be used when in PB mode.
|
|
// [NOTE] Service workers only run over HTTPS. Service Workers have no DOM access.
|
|
user_pref("dom.serviceWorkers.enabled", false);
|
|
// -------------------------------------
|
|
// Pref : Disable push service
|
|
// The upstream autopush endpoint must have the Google API key corresponding to the App's sender ID; we bake this assumption directly into the URL.
|
|
user_pref("dom.push.enabled", false);
|
|
user_pref("dom.push.serverURL", "");
|
|
// -------------------------------------
|
|
// Pref : Disable web notifications
|
|
// https://developer.mozilla.org/docs/Web/API/Notifications_API
|
|
user_pref("notification.feature.enabled", false); // [FENNEC]
|
|
user_pref("dom.webnotifications.enabled", false);
|
|
user_pref("dom.webnotifications.serviceworker.enabled", false);
|
|
// -------------------------------------
|
|
// Pref : Prevent tooltips from showing up
|
|
user_pref("browser.chrome.toolbar_tips", false);
|
|
// -------------------------------------
|
|
// Pref : Disable push notifications
|
|
// Web apps can receive messages pushed to them from a server, whether or not the web app is in the foreground, or even currently loaded
|
|
// https://developer.mozilla.org/docs/Web/API/Push_API
|
|
user_pref("dom.push.alwaysConnect", false);
|
|
user_pref("dom.push.debug", false);
|
|
user_pref("dom.push.connection.enabled", false);
|
|
user_pref("dom.push.userAgentID", "");
|
|
//
|
|
// >>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>
|
|
// Section : DOM (Document Object Model) & Javascript
|
|
// >>>>>>>>>>>>>>>>>>>>>>
|
|
// Pref : Disable right-click menu manipulation via JavaScript
|
|
user_pref("dom.event.contextmenu.enabled", false);
|
|
// -------------------------------------
|
|
// Pref : Disable website access to clipboard events/content
|
|
// Disabling clipboard events breaks Ctrl+C/X/V copy/cut/paste functionaility in JS-based web applications (Google Docs...)
|
|
// https://developer.mozilla.org/en-US/docs/Mozilla/Preferences/Preference_reference/dom.event.clipboardevents.enabled
|
|
user_pref("dom.event.clipboardevents.enabled", false);
|
|
// -------------------------------------
|
|
// Pref : Disable "Confirm you want to leave" dialog on page close
|
|
// Does not prevent JS leaks of the page close event.
|
|
// https://developer.mozilla.org/docs/Web/Events/beforeunload
|
|
// https://support.mozilla.org/questions/1043508
|
|
user_pref("dom.disable_beforeunload", true);
|
|
// -------------------------------------
|
|
// Pref : Disable shaking the screen (Vibrator API)
|
|
user_pref("dom.vibrator.enabled", false);
|
|
// -------------------------------------
|
|
// Pref : Disable clipboard commands (cut/copy) from "non-privileged" content
|
|
// This disables document.execCommand("cut"/"copy") to protect your clipboard
|
|
// https://bugzilla.mozilla.org/1170911
|
|
user_pref("dom.allow_cut_copy", false); // [HIDDEN PREF]
|
|
// -------------------------------------
|
|
// Pref : Disable asm.js
|
|
// http://asmjs.org/
|
|
// https://www.mozilla.org/security/advisories/mfsa2015-29/
|
|
// https://www.mozilla.org/security/advisories/mfsa2015-50/
|
|
// https://www.mozilla.org/security/advisories/mfsa2017-01/#CVE-2017-5375
|
|
// https://www.mozilla.org/security/advisories/mfsa2017-05/#CVE-2017-5400
|
|
// https://rh0dev.github.io/blog/2017/the-return-of-the-jit/
|
|
user_pref("javascript.options.asmjs", false);
|
|
// -------------------------------------
|
|
// Pref : Disable Ion and baseline JIT to help harden JS against exploits
|
|
// If false, causes the odd site issue and there is also a performance loss
|
|
// https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2015-0817
|
|
// user_pref("javascript.options.ion", false);
|
|
// user_pref("javascript.options.baselinejit", false);
|
|
// -------------------------------------
|
|
// Pref : Disable WebAssembly
|
|
// https://webassembly.org/
|
|
// https://developer.mozilla.org/docs/WebAssembly
|
|
// https://en.wikipedia.org/wiki/WebAssembly
|
|
// https://trac.torproject.org/projects/tor/ticket/21549
|
|
user_pref("javascript.options.wasm", false);
|
|
// -------------------------------------
|
|
// Pref : Disable Intersection Observer API
|
|
// Almost a year to complete, three versions late to stable (as default false), number #1 cause of crashes in nightly numerous times, and is (primarily) an ad network API for "ad viewability checks" down to a pixel level
|
|
// https://developer.mozilla.org/docs/Web/API/Intersection_Observer_API
|
|
// https://w3c.github.io/IntersectionObserver/
|
|
// https://bugzilla.mozilla.org/1243846
|
|
user_pref("dom.IntersectionObserver.enabled", false);
|
|
// -------------------------------------
|
|
// Pref : Disable Shared Memory (Spectre mitigation)
|
|
// https://github.com/tc39/ecmascript_sharedmem/blob/master/TUTORIAL.md
|
|
// https://blog.mozilla.org/security/2018/01/03/mitigations-landing-new-class-timing-attack/
|
|
user_pref("javascript.options.shared_memory", false); // [DEFAULT: false]
|
|
// -------------------------------------
|
|
// Pref : Enforce DOMHighResTimeStamp API
|
|
// [WARNING] Required for normalization of timestamps and any timer resolution mitigations
|
|
user_pref("dom.event.highrestimestamp.enabled", true); // [DEFAULT: true]
|
|
// -------------------------------------
|
|
// Pref : Enable (limited but sufficient) window.opener protection
|
|
// Makes rel=noopener implicit for target=_blank in anchor and area elements when no rel attribute is set
|
|
user_pref("dom.targetBlankNoOpener.enabled", true); // [DEFAULT: false]
|
|
//
|
|
// >>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>
|
|
// Section : Media / Camera / Mic
|
|
// >>>>>>>>>>>>>>>>>>>>>>
|
|
// Pref : WebSockets is a technology that makes it possible to open an interactive communication session between the user's browser and a server. (May leak IP when using proxy/VPN)
|
|
user_pref("media.peerconnection.enabled", false);
|
|
// -------------------------------------
|
|
// Pref : Limit WebRTC IP leaks if using WebRTC
|
|
// https://bugzilla.mozilla.org/buglist.cgi?bug_id=1189041,1297416
|
|
// https://wiki.mozilla.org/Media/WebRTC/Privacy
|
|
user_pref("media.peerconnection.ice.default_address_only", true);
|
|
user_pref("media.peerconnection.ice.no_host", true);
|
|
user_pref("media.peerconnection.use_document_iceservers", false);
|
|
user_pref("media.peerconnection.identity.enabled", false);
|
|
user_pref("media.peerconnection.turn.disable", true);
|
|
user_pref("media.peerconnection.ice.tcp", false);
|
|
// user_pref("media.peerconnection.identity.timeout", 0);
|
|
// -------------------------------------
|
|
// Pref : Disable WebGL I/II
|
|
// [WARNING] WebGL introduce high fingerprinting... (webgl is direct hardware js)
|
|
user_pref("webgl.disabled", true);
|
|
user_pref("webgl.enable-webgl2", false);
|
|
user_pref("webgl.min_capability_mode", true);
|
|
user_pref("pdfjs.enableWebGL", false);
|
|
user_pref("webgl.disable-extensions", true); // [DEFAULT: false]
|
|
user_pref("webgl.disable-wgl", true); // [DEFAULT: false]
|
|
user_pref("webgl.disable-fail-if-major-performance-caveat", true);
|
|
user_pref("webgl.can-lose-context-in-foreground", false); // [DEFAULT: true]
|
|
// -------------------------------------
|
|
// Pref : Disable audiocapture
|
|
user_pref("media.getusermedia.browser.enabled", false);
|
|
user_pref("media.getusermedia.audiocapture.enabled", false);
|
|
// -------------------------------------
|
|
// Pref : Disable camera support
|
|
user_pref("device.camera.enabled", false); // [DEFAULT: true] // [FENNEC]
|
|
user_pref("media.realtime_decoder.enabled", false); // [DEFAULT: true] // [FENNEC]
|
|
// -------------------------------------
|
|
// Pref : Disable canvas capture stream
|
|
// https://developer.mozilla.org/docs/Web/API/HTMLCanvasElement/captureStream
|
|
user_pref("canvas.capturestream.enabled", false);
|
|
// -------------------------------------
|
|
// Pref : Disable camera image capture
|
|
// https://trac.torproject.org/projects/tor/ticket/16339
|
|
user_pref("dom.imagecapture.enabled", false); // [DEFAULT: false]
|
|
// -------------------------------------
|
|
// Pref : Disable offscreen canvas
|
|
// https://developer.mozilla.org/docs/Web/API/OffscreenCanvas
|
|
user_pref("gfx.offscreencanvas.enabled", false); // [DEFAULT: false]
|
|
// -------------------------------------
|
|
// Pref : Disable autoplay of HTML5 media
|
|
// 0=Allowed, 1=Blocked, 2=Prompt
|
|
// [NOTE] You can set exceptions under site permissions
|
|
user_pref("media.autoplay.default", 1);
|
|
// -------------------------------------
|
|
// Pref : Disable autoplay of HTML5 media if you interacted with the site
|
|
user_pref("media.autoplay.enabled.user-gestures-needed", false);
|
|
// -------------------------------------
|
|
// Pref : Disable audio autoplay in non-active tabs
|
|
// https://www.ghacks.net/2016/11/14/firefox-51-blocks-automatic-audio-playback-in-non-active-tabs/
|
|
user_pref("media.block-autoplay-until-in-foreground", true);
|
|
//
|
|
// >>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>
|
|
// Section : Location Bar / Search Bar / Suggestions / History / Forms
|
|
// >>>>>>>>>>>>>>>>>>>>
|
|
// Pref : Do not submit invalid URIs entered in the address bar to the default search engine
|
|
// http://kb.mozillazine.org/Keyword.enabled
|
|
user_pref("keyword.enabled", true); // [DEFAULT: true]
|
|
// -------------------------------------
|
|
// Pref : Don't try to guess domain names when entering an invalid domain name in URL bar
|
|
// http://www-archive.mozilla.org/docs/end-user/domain-guessing.html
|
|
user_pref("browser.fixup.alternate.enabled", false);
|
|
// -------------------------------------
|
|
// Pref : Don't trim HTTP off of URLs in the address bar
|
|
// https://bugzilla.mozilla.org/show_bug.cgi?id=665580
|
|
user_pref("browser.urlbar.trimURLs", false);
|
|
// -------------------------------------
|
|
// Pref : Limit history leaks via enumeration (PER TAB: back/forward)
|
|
// This is a PER TAB session history. You still have a full history stored under all history
|
|
// Minimum=1=currentpage, 2 is the recommended minimum as some pages use it as a means of referral (e.g. hotlinking), 4 or 6 or 10 may be more practical
|
|
user_pref("browser.sessionhistory.max_entries", 8); // [DEFAULT: 50]
|
|
// -------------------------------------
|
|
// Pref : Disable CSS querying page history - CSS history leak
|
|
// [NOTE] This has NEVER been fully "resolved": in Mozilla/docs it is stated it's only in 'certain circumstances'
|
|
// [TEST] http://lcamtuf.coredump.cx/yahh/ (see github wiki APPENDIX C on how to use)
|
|
// https://dbaron.org/mozilla/visited-privacy
|
|
// https://bugzilla.mozilla.org/147777
|
|
// https://developer.mozilla.org/docs/Web/CSS/Privacy_and_the_:visited_selector
|
|
user_pref("layout.css.visited_links_enabled", false);
|
|
// -------------------------------------
|
|
// Pref : Disable search bar LIVE suggestions
|
|
user_pref("browser.search.suggest.enabled", false);
|
|
// -------------------------------------
|
|
// Pref : Disable search and form history
|
|
// [NOTE] You can clear formdata on exiting Firefox
|
|
user_pref("browser.formfill.enable", false);
|
|
// -------------------------------------
|
|
// Pref : Disable date/time picker
|
|
// [WARNING] This can leak your locale if not en-US
|
|
// https://trac.torproject.org/projects/tor/ticket/21787
|
|
// user_pref("dom.forms.datetime", false);
|
|
//
|
|
// >>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>
|
|
// Section : Security
|
|
// >>>>>>>>>>>>>>>>>>>>
|
|
// Pref : Blocking GD Parking Scam Site
|
|
user_pref("network.dns.localDomains", "");
|
|
// -------------------------------------
|
|
// Pref : Enable HSTS preload list (pre-set HSTS sites list provided by Mozilla)
|
|
// https://blog.mozilla.org/security/2012/11/01/preloading-hsts/
|
|
// https://wiki.mozilla.org/Privacy/Features/HSTS_Preload_List
|
|
// https://en.wikipedia.org/wiki/HTTP_Strict_Transport_Security
|
|
user_pref("network.stricttransportsecurity.preloadlist", true);
|
|
// -------------------------------------
|
|
// Pref : Disable insecure TLS version fallback
|
|
// https://bugzilla.mozilla.org/show_bug.cgi?id=1084025
|
|
// https://github.com/pyllyukko/user.js/pull/206#issuecomment-280229645
|
|
user_pref("security.tls.version.fallback-limit", 3);
|
|
// -------------------------------------
|
|
// Pref : Enable CSP 1.1 script-nonce directive support
|
|
// https://bugzilla.mozilla.org/show_bug.cgi?id=855326
|
|
user_pref("security.csp.experimentalEnabled", true);
|
|
// -------------------------------------
|
|
// Pref : Enable OCSP Must-Staple support
|
|
// https://blog.mozilla.org/security/2015/11/23/improving-revocation-ocsp-must-staple-and-short-lived-certificates/
|
|
// https://www.entrust.com/ocsp-must-staple/
|
|
// https://github.com/schomery/privacy-settings/issues/40
|
|
// [NOTE] Firefox falls back on plain OCSP when must-staple is not configured on the host certificate
|
|
user_pref("security.ssl.enable_ocsp_must_staple", true);
|
|
// -------------------------------------
|
|
// Pref : Control remote debugging
|
|
user_pref("devtools.remote.usb.enabled", false); // [DEFAULT: false]
|
|
user_pref("devtools.remote.wifi.enabled", false); // [DEFAULT: false]
|
|
// -------------------------------------
|
|
// Pref : Disable dump function
|
|
// True if you always want dump() to work
|
|
// On Android, you also need to do the following for the output to show up in logcat:
|
|
// $ adb shell stop
|
|
// $ adb shell setprop log.redirect-stdio true
|
|
// $ adb shell start
|
|
user_pref("browser.dom.window.dump.enabled", false); // [DEFAULT: true]
|
|
user_pref("devtools.console.stdout.chrome", false); // [DEFAULT: true]
|
|
// -------------------------------------
|
|
// Pref : Disable number linkification
|
|
user_pref("browser.ui.linkify.phone", false); // [DEFAULT: false] // [FENNEC]
|
|
// -------------------------------------
|
|
// Pref : Controls which bits of private data to clear.
|
|
user_pref("privacy.item.cache", true); // [DEFAULT: true] // [FENNEC]
|
|
user_pref("privacy.item.cookies", true); // [DEFAULT: true]
|
|
user_pref("privacy.item.offlineApps", true); // [DEFAULT: true] // [FENNEC]
|
|
user_pref("privacy.item.history", true); // [DEFAULT: true] // [FENNEC]
|
|
user_pref("privacy.item.searchHistory", true); // [DEFAULT: true] // [FENNEC]
|
|
user_pref("privacy.item.formdata", true); // [DEFAULT: true] // [FENNEC]
|
|
user_pref("privacy.item.downloads", true); // [DEFAULT: true] // [FENNEC]
|
|
user_pref("privacy.item.passwords", true); // [DEFAULT: true] // [FENNEC]
|
|
user_pref("privacy.item.sessions", true); // [DEFAULT: true] // [FENNEC]
|
|
user_pref("privacy.item.geolocation", true); // [DEFAULT: true] // [FENNEC]
|
|
user_pref("privacy.item.siteSettings", true); // [DEFAULT: true] // [FENNEC]
|
|
user_pref("privacy.item.syncAccount", true); // [DEFAULT: true] // [FENNEC]
|
|
//
|
|
// >>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>
|
|
// Section : Block Implicit Outbound
|
|
// >>>>>>>>>>>>>>>>>>>>
|
|
// Pref : Disable prefetching of <link rel="next"> URLs
|
|
// Link prefetching is when a webpage hints to the browser that certain pages are likely to be visited, so the browser downloads them immediately so they can be displayed immediately when the user requests it.
|
|
// http://kb.mozillazine.org/Network.prefetch-next
|
|
// https://developer.mozilla.org/en-US/docs/Web/HTTP/Link_prefetching_FAQ#Is_there_a_preference_to_disable_link_prefetching.3F
|
|
user_pref("network.prefetch-next", false);
|
|
// -------------------------------------
|
|
// Pref : Disable DNS prefetching
|
|
// http://kb.mozillazine.org/Network.dns.disablePrefetch
|
|
// https://developer.mozilla.org/en-US/docs/Web/HTTP/Controlling_DNS_prefetching
|
|
user_pref("network.dns.disablePrefetch", true);
|
|
user_pref("network.dns.disablePrefetchFromHTTPS", true); // [HIDDEN PREF]
|
|
// -------------------------------------
|
|
// Pref : Disable pinging URIs specified in HTML <a> ping= attributes
|
|
// http://kb.mozillazine.org/Browser.send_pings
|
|
user_pref("browser.send_pings", false);
|
|
// -------------------------------------
|
|
// Pref : When browser pings are enabled, only allow pinging the same host as the origin page
|
|
// http://kb.mozillazine.org/Browser.send_pings.require_same_host
|
|
user_pref("browser.send_pings.require_same_host", true);
|
|
// -------------------------------------
|
|
// Pref : Disable speculative pre-connections
|
|
// https://support.mozilla.org/en-US/kb/how-stop-firefox-making-automatic-connections#w_speculative-pre-connections
|
|
// https://bugzilla.mozilla.org/show_bug.cgi?id=814169
|
|
user_pref("network.http.speculative-parallel-limit", 0);
|
|
// -------------------------------------
|
|
// Pref : Disable predictor / prefetching
|
|
// Network predicator load pages before they are opened with mose hover for example
|
|
user_pref("network.predictor.enabled", false);
|
|
user_pref("network.predictor.cleaned-up", true);
|
|
user_pref("network.predictor.enable-prefetch", false);
|
|
//
|
|
// >>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>
|
|
// Section : HTTP* / TCP/IP / DNS / PROXY / SOCKS etc.
|
|
// >>>>>>>>>>>>>>>>>>>>
|
|
// Pref : Disable IPv6
|
|
// If your OS or ISP does not support IPv6, there is no reason to have this preference set to false.
|
|
user_pref("network.dns.disableIPv6", true);
|
|
// -------------------------------------
|
|
// Pref : Disable HTTP2 (which was based on SPDY which is now deprecated)
|
|
// HTTP2 raises concerns with "multiplexing" and "server push", does nothing to enhance privacy, and in fact opens up a number of server-side fingerprinting opportunities.
|
|
// [SETUP-PERF] Relax this if you have FPI enabled and you understand the consequences. FPI isolates these, but it was designed with the Tor protocol in mind, and the Tor Browser has extra protection, including enhanced sanitizing per Identity.
|
|
// https://http2.github.io/faq/
|
|
// https://blog.scottlogic.com/2014/11/07/http-2-a-quick-look.html
|
|
// https://queue.acm.org/detail.cfm?id=2716278
|
|
// https://github.com/ghacksuserjs/ghacks-user.js/issues/107
|
|
// user_pref("network.http.spdy.enabled", false);
|
|
// user_pref("network.http.spdy.enabled.deps", false);
|
|
// user_pref("network.http.spdy.enabled.http2", false);
|
|
// user_pref("network.http.spdy.websockets", false);
|
|
// -------------------------------------
|
|
// Pref : Disable HTTP Alternative Services
|
|
// [SETUP-PERF] Relax this if you have FPI enabled and you understand the consequences. FPI isolates these, but it was designed with the Tor protocol in mind, and the Tor Browser has extra protection, including enhanced sanitizing per Identity.
|
|
// https://tools.ietf.org/html/rfc7838#section-9
|
|
// https://www.mnot.net/blog/2016/03/09/alt-svc
|
|
// user_pref("network.http.altsvc.enabled", false);
|
|
// user_pref("network.http.altsvc.oe", false);
|
|
// -------------------------------------
|
|
// Pref : Enforce the proxy server to do any DNS lookups when using SOCKS
|
|
// e.g. in Tor, this stops your local DNS server from knowing your Tor destination as a remote Tor node will handle the DNS request
|
|
// http://kb.mozillazine.org/Network.proxy.socks_remote_dns
|
|
// https://trac.torproject.org/projects/tor/wiki/doc/TorifyHOWTO/WebBrowsers
|
|
user_pref("network.proxy.socks_remote_dns", true);
|
|
// -------------------------------------
|
|
// Pref : Remove paths when sending URLs to PAC scripts
|
|
// CVE-2017-5384: Information disclosure via Proxy Auto-Config (PAC)
|
|
// https://bugzilla.mozilla.org/1255474
|
|
user_pref("network.proxy.autoconfig_url.include_path", false); // [DEFAULT: false]
|
|
// -------------------------------------
|
|
// Pref : Disable (or setup) DNS-over-HTTPS (DoH)
|
|
// TRR = Trusted Recursive Resolver
|
|
// .mode: 0=off, 1=race, 2=TRR first, 3=TRR only, 4=race for stats, but always use native result
|
|
// [WARNING] DoH bypasses hosts and gives info to yet another party (e.g. Cloudflare)
|
|
// [BUG] This seem to disable socks_remote_dns ?! need to check with wireshark
|
|
// If true, just settings urls to null should be enough to disable without impacting socks_remote_dns.
|
|
// https://www.ghacks.net/2018/04/02/configure-dns-over-https-in-firefox/
|
|
// https://hacks.mozilla.org/2018/05/a-cartoon-intro-to-dns-over-https/
|
|
user_pref("network.trr.mode", 0);
|
|
user_pref("network.trr.bootstrapAddress", "");
|
|
user_pref("network.trr.uri", "");
|
|
// -------------------------------------
|
|
// Pref : Enable Subresource Integrity
|
|
// https://developer.mozilla.org/en-US/docs/Web/Security/Subresource_Integrity
|
|
// https://wiki.mozilla.org/Security/Subresource_Integrity
|
|
user_pref("security.sri.enable", true); // [DEFAULT: true]
|
|
//
|
|
// >>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>
|
|
// Section : HTTPS (SSL/TLS / OCSP / Certs / HPKP / Ciphers)
|
|
// >>>>>>>>>>>>>>>>>>>>
|
|
// Pref : Disable old SSL/TLS "insecure" renegotiation (vulnerable to a MiTM attack)
|
|
// [SETUP-WEB] <2% of secure sites do NOT support the newer "secure" renegotiation
|
|
// https://wiki.mozilla.org/Security:Renegotiation
|
|
// https://www.ssllabs.com/ssl-pulse/
|
|
user_pref("security.ssl.require_safe_negotiation", true);
|
|
// -------------------------------------
|
|
// Pref : Control TLS versions with min and max
|
|
// 1=TLS 1.0, 2=TLS 1.1, 3=TLS 1.2, 4=TLS 1.3
|
|
// [NOTE] Jul-2017: Telemetry indicates approx 2% of TLS web traffic uses 1.0 or 1.1
|
|
// http://kb.mozillazine.org/Security.tls.version.*
|
|
// https://www.ssl.com/how-to/turn-off-ssl-3-0-and-tls-1-0-in-your-browser/
|
|
// archived: https://archive.is/hY2Mm
|
|
user_pref("security.tls.version.min", 3);
|
|
user_pref("security.tls.version.max", 4);
|
|
// -------------------------------------
|
|
// Pref : Disable SSL Error Reporting
|
|
// https://firefox-source-docs.mozilla.org/browser/base/sslerrorreport/preferences.html
|
|
user_pref("security.ssl.errorReporting.enabled", false);
|
|
user_pref("security.ssl.errorReporting.automatic", false);
|
|
user_pref("security.ssl.errorReporting.url", "");
|
|
// -------------------------------------
|
|
// Pref : Disable SSL session tracking
|
|
// SSL Session IDs are unique, last up to 24hrs in Firefox, and can be used for tracking
|
|
// https://tools.ietf.org/html/rfc5077
|
|
// https://bugzilla.mozilla.org/967977
|
|
// https://arxiv.org/abs/1810.07304
|
|
user_pref("security.ssl.disable_session_identifiers", true); // [DEFAULT: true] // [HIDDEN PREF]
|
|
// -------------------------------------
|
|
// Pref : Disable TLS1.3 0-RTT (round-trip time)
|
|
// https://github.com/tlswg/tls13-spec/issues/1001
|
|
// https://blog.cloudflare.com/tls-1-3-overview-and-q-and-a/
|
|
user_pref("security.tls.enable_0rtt_data", false);
|
|
// -------------------------------------
|
|
// Pref : Require a valid OCSP response for OCSP enabled certificates
|
|
// https://groups.google.com/forum/#!topic/mozilla.dev.security/n1G-N2-HTVA
|
|
// Disabling this will make OCSP bypassable by MitM attacks suppressing OCSP responses
|
|
// [NOTE] `security.OCSP.require` will make the connection fail when the OCSP responder is unavailable
|
|
// [NOTE] `security.OCSP.require` is known to break browsing on some [captive portals](https://en.wikipedia.org/wiki/Captive_portal)
|
|
user_pref("security.OCSP.require", true);
|
|
// -------------------------------------
|
|
// Pref : Enable OSCP (Online Certificate Status Protocol)
|
|
// https://en.wikipedia.org/wiki/Online_Certificate_Status_Protocol
|
|
// https://www.imperialviolet.org/2014/04/19/revchecking.html
|
|
// https://www.maikel.pro/blog/current-state-certificate-revocation-crls-ocsp/
|
|
// https://wiki.mozilla.org/CA:RevocationPlan
|
|
// https://wiki.mozilla.org/CA:ImprovingRevocation
|
|
// https://wiki.mozilla.org/CA:OCSP-HardFail
|
|
// https://news.netcraft.com/archives/2014/04/24/certificate-revocation-why-browsers-remain-affected-by-heartbleed.html
|
|
// https://news.netcraft.com/archives/2013/04/16/certificate-revocation-and-the-performance-of-ocsp.html
|
|
// [NOTE] OCSP leaks your IP and domains you visit to the CA when OCSP Stapling is not available on visited host
|
|
// [NOTE] OCSP is vulnerable to replay attacks when nonce is not configured on the OCSP responder
|
|
// [NOTE] OCSP adds latency (performance)
|
|
// [NOTE] Short-lived certificates are not checked for revocation (security.pki.cert_short_lifetime_in_days, default:10)
|
|
// CIS Version 1.2.0 October 21st, 2011 2.2.4
|
|
user_pref("security.OCSP.enabled", 0);
|
|
// -------------------------------------
|
|
// Pref : Enable OCSP Stapling support
|
|
// Stapling have the site itself proof that his certificate is good through the CA so apparently nothing is leaked in this case.
|
|
// https://en.wikipedia.org/wiki/OCSP_stapling
|
|
// https://blog.mozilla.org/security/2013/07/29/ocsp-stapling-in-firefox/
|
|
user_pref("security.ssl.enable_ocsp_stapling", true);
|
|
// -------------------------------------
|
|
// Pref : Disallow SHA-1
|
|
// 0=all SHA1 certs are allowed
|
|
// 1=all SHA1 certs are blocked
|
|
// 2=deprecated option that now maps to 1
|
|
// 3=only allowed for locally-added roots (e.g. anti-virus)
|
|
// 4=only allowed for locally-added roots or for certs in 2015 and earlier
|
|
// https://blog.mozilla.org/security/2016/10/18/phasing-out-sha-1-on-the-public-web/
|
|
// https://bugzilla.mozilla.org/show_bug.cgi?id=1302140
|
|
// https://shattered.io/
|
|
user_pref("security.pki.sha1_enforcement_level", 1);
|
|
// -------------------------------------
|
|
// Pref : Disable Windows 8.1's Microsoft Family Safety cert
|
|
// 0=disable detecting Family Safety mode and importing the root
|
|
// 1=only attempt to detect Family Safety mode (don't import the root)
|
|
// 2=detect Family Safety mode and import the root
|
|
// https://trac.torproject.org/projects/tor/ticket/21686
|
|
user_pref("security.family_safety.mode", 0);
|
|
// -------------------------------------
|
|
// Pref : Enfore Public Key Pinning
|
|
// https://en.wikipedia.org/wiki/HTTP_Public_Key_Pinning
|
|
// https://wiki.mozilla.org/SecurityEngineering/Public_Key_Pinning
|
|
// 2= strict (pinning is always enforced)
|
|
user_pref("security.cert_pinning.enforcement_level", 2);
|
|
// -------------------------------------
|
|
// Pref : Disable insecure active content on https pages
|
|
// https://trac.torproject.org/projects/tor/ticket/21323
|
|
user_pref("security.mixed_content.block_active_content", true); // [DEFAULT: true]
|
|
// -------------------------------------
|
|
// Pref : Disable insecure passive content (such as images) on https pages
|
|
user_pref("security.mixed_content.upgrade_display_content", true);
|
|
user_pref("security.mixed_content.block_display_content", true);
|
|
// -------------------------------------
|
|
// Pref : Block unencrypted requests from Flash on encrypted pages to mitigate MitM attacks
|
|
// https://bugzilla.mozilla.org/1190623
|
|
user_pref("security.mixed_content.block_object_subrequest", true);
|
|
// -------------------------------------
|
|
// Pref : Disable 3DES (effective key size < 128)
|
|
// https://en.wikipedia.org/wiki/3des#Security
|
|
// http://en.citizendium.org/wiki/Meet-in-the-middle_attack
|
|
// https://www-archive.mozilla.org/projects/security/pki/nss/ssl/fips-ssl-ciphersuites.html
|
|
user_pref("security.ssl3.rsa_des_ede3_sha", false);
|
|
// -------------------------------------
|
|
// Pref : Disable 128 bits
|
|
user_pref("security.ssl3.ecdhe_ecdsa_aes_128_sha", false);
|
|
user_pref("security.ssl3.ecdhe_rsa_aes_128_sha", false);
|
|
// -------------------------------------
|
|
// Pref : Enable GCM ciphers (TLSv1.2 only)
|
|
// https://en.wikipedia.org/wiki/Galois/Counter_Mode
|
|
user_pref("security.ssl3.ecdhe_rsa_aes_128_gcm_sha256", true); // [DEFAULT: true]
|
|
user_pref("security.ssl3.ecdhe_ecdsa_aes_128_gcm_sha256", true); // [DEFAULT: true]
|
|
// -------------------------------------
|
|
// Pref : Enable ciphers with ECDHE and key size > 128bits
|
|
user_pref("security.ssl3.ecdhe_rsa_aes_256_sha", true); // [DEFAULT: true]
|
|
user_pref("security.ssl3.ecdhe_ecdsa_aes_256_sha", true); // [DEFAULT: true]
|
|
// -------------------------------------
|
|
// Pref : Enable ChaCha20 and Poly1305
|
|
// https://www.mozilla.org/en-US/firefox/47.0/releasenotes/
|
|
// https://tools.ietf.org/html/rfc7905
|
|
// https://bugzilla.mozilla.org/show_bug.cgi?id=917571
|
|
// https://bugzilla.mozilla.org/show_bug.cgi?id=1247860
|
|
// https://cr.yp.to/chacha.html
|
|
user_pref("security.ssl3.ecdhe_ecdsa_chacha20_poly1305_sha256", true);
|
|
user_pref("security.ssl3.ecdhe_rsa_chacha20_poly1305_sha256", true);
|
|
// -------------------------------------
|
|
// Pref : Disable DHE (Diffie-Hellman Key Exchange)
|
|
// https://www.eff.org/deeplinks/2015/10/how-to-protect-yourself-from-nsa-attacks-1024-bit-DH
|
|
user_pref("security.ssl3.dhe_rsa_aes_128_sha", false);
|
|
user_pref("security.ssl3.dhe_rsa_aes_256_sha", false);
|
|
// -------------------------------------
|
|
// Pref : Fallbacks due compatibility reasons
|
|
user_pref("security.ssl3.rsa_aes_128_sha", true);
|
|
user_pref("security.ssl3.rsa_aes_256_sha", true);
|
|
// -------------------------------------
|
|
// Pref : Warn the user when server doesn't support RFC 5746 ("safe" renegotiation)
|
|
// https://wiki.mozilla.org/Security:Renegotiation#security.ssl.treat_unsafe_negotiation_as_broken
|
|
// https://web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2009-3555
|
|
user_pref("security.ssl.treat_unsafe_negotiation_as_broken", true);
|
|
// -------------------------------------
|
|
// Pref : Control "Add Security Exception" dialog on SSL warnings
|
|
// 0=do neither 1=pre-populate url 2=pre-populate url + pre-fetch cert (default)
|
|
// http://kb.mozillazine.org/Browser.ssl_override_behavior
|
|
// https://github.com/pyllyukko/user.js/issues/210
|
|
user_pref("browser.ssl_override_behavior", 1);
|
|
// -------------------------------------
|
|
// Pref : Display advanced information on Insecure Connection warning pages (only works when it's possible to add an exception), i.e. it doesn't work for HSTS discrepancies
|
|
// https://subdomain.preloaded-hsts.badssl.com/
|
|
// [TEST] https://expired.badssl.com/
|
|
user_pref("browser.xul.error_pages.expert_bad_cert", true);
|
|
// -------------------------------------
|
|
// Pref : Disable GIO as a potential proxy bypass vector
|
|
// Gvfs/GIO has a set of supported protocols like obex, network, archive, computer, dav, cdda, gphoto2, trash, etc. By default only smb and sftp protocols are accepted so far.
|
|
// https://bugzilla.mozilla.org/1433507
|
|
// https://trac.torproject.org/23044
|
|
// https://en.wikipedia.org/wiki/GVfs
|
|
// https://en.wikipedia.org/wiki/GIO_(software)
|
|
user_pref("network.gio.supported-protocols", ""); // [HIDDEN PREF]
|
|
//
|
|
// >>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>
|
|
// Section : User Settings
|
|
// >>>>>>>>>>>>>>>>>>>>
|
|
// Pref : Set long press behaviour on "+ Tab" button to display container menu
|
|
// 0=disables long press, 1=when clicked, the menu is shown
|
|
// 2=the menu is shown after X milliseconds
|
|
// [NOTE] The menu does not contain a non-container tab option
|
|
// https://bugzilla.mozilla.org/1328756
|
|
user_pref("privacy.userContext.longPressBehavior", 2);
|
|
// -------------------------------------
|
|
// Pref : Enable Container Tabs setting in preferences
|
|
// https://bugzilla.mozilla.org/1279029
|
|
user_pref("privacy.userContext.ui.enabled", true);
|
|
// -------------------------------------
|
|
// Pref : Enable Container Tabs
|
|
user_pref("privacy.userContext.enabled", true);
|
|
// -------------------------------------
|
|
// Pref : Enable a private container for thumbnail loads
|
|
user_pref("privacy.usercontext.about_newtab_segregation.enabled", true); // [DEFAULT: true]
|
|
// -------------------------------------
|
|
// Pref : Changing block list (Tracking protection)
|
|
// Default value "test-track-simple,base-track-digest256"
|
|
user_pref("urlclassifier.trackingTable", "");
|
|
// -------------------------------------
|
|
// Pref : Enable First Party Isolation
|
|
// [SETUP-WEB] May break cross-domain logins and site functionality until perfected
|
|
// https://bugzilla.mozilla.org/1260931
|
|
// Enabled via addons
|
|
user_pref("privacy.firstparty.isolate", true);
|
|
user_pref("privacy.firstparty.isolate.restrict_opener_access", true);
|
|
//
|
|
// >>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>
|
|
// Section : Passwords
|
|
// >>>>>>>>>>>>>>>>>>>>
|
|
// Pref : Disable autofilling saved passwords on HTTP pages and show warning
|
|
// https://bugzilla.mozilla.org/buglist.cgi?bug_id=1217152,1319119
|
|
user_pref("signon.autofillForms.http", false);
|
|
user_pref("security.insecure_field_warning.contextual.enabled", true);
|
|
// -------------------------------------
|
|
// Pref : Disable password manager
|
|
// CIS Version 1.2.0 October 21st, 2011 2.5.2
|
|
// [NOTE] This does not clear any passwords already saved
|
|
user_pref("signon.rememberSignons", false);
|
|
user_pref("signon.debug", false);
|
|
// -------------------------------------
|
|
// Pref : Set how often Firefox should ask for the master password
|
|
// 0=the first time (default), 1=every time it's needed, 2=every n minutes
|
|
user_pref("security.ask_for_password", 2);
|
|
// -------------------------------------
|
|
// Pref : Set how often in minutes Firefox should ask for the master password
|
|
user_pref("security.password_lifetime", 1); // [DEFAULT: 30]
|
|
// -------------------------------------
|
|
// Pref : Disable auto-filling username & password form fields
|
|
// Can leak in cross-site forms AND be spoofed.
|
|
// [NOTE] Password will still be auto-filled after a user name is manually entered
|
|
// http://kb.mozillazine.org/Signon.autofillForms
|
|
user_pref("signon.autofillForms", false);
|
|
// -------------------------------------
|
|
// Pref : Disable websites autocomplete
|
|
// Don't let sites dictate use of saved logins and passwords.
|
|
user_pref("signon.storeWhenAutocompleteOff", false);
|
|
// -------------------------------------
|
|
// Pref : Disable formless login capture
|
|
// https://bugzilla.mozilla.org/show_bug.cgi?id=1166947
|
|
user_pref("signon.formlessCapture.enabled", false);
|
|
// -------------------------------------
|
|
// Pref : Limit (or disable) HTTP authentication credentials dialogs triggered by sub-resources
|
|
// Hardens against potential credentials phishing
|
|
// 0=don't allow sub-resources to open HTTP authentication credentials dialogs
|
|
// 1=don't allow cross-origin sub-resources to open HTTP authentication credentials dialogs
|
|
// 2=allow sub-resources to open HTTP authentication credentials dialogs (default)
|
|
// https://www.fxsitecompat.com/en-CA/docs/2015/http-auth-dialog-can-no-longer-be-triggered-by-cross-origin-resources/
|
|
user_pref("network.auth.subresource-http-auth-allow", 1);
|
|
//
|
|
// >>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>
|
|
// Section : Window Meddling & Leaks / Popups
|
|
// >>>>>>>>>>>>>>>>>>>>
|
|
// Pref : Prevent websites from disabling new window features
|
|
// http://kb.mozillazine.org/Prevent_websites_from_disabling_new_window_features
|
|
user_pref("dom.disable_window_open_feature.close", true); // [DEFAULT: false]
|
|
user_pref("dom.disable_window_open_feature.location", true); // [DEFAULT: false]
|
|
user_pref("dom.disable_window_open_feature.menubar", true); // [DEFAULT: false]
|
|
user_pref("dom.disable_window_open_feature.minimizable", true); // [DEFAULT: false]
|
|
user_pref("dom.disable_window_open_feature.personalbar", true); // [DEFAULT: false]
|
|
user_pref("dom.disable_window_open_feature.resizable", true); // [DEFAULT: true]
|
|
user_pref("dom.disable_window_open_feature.status", true); // [DEFAULT: true]
|
|
user_pref("dom.disable_window_open_feature.titlebar", true); // [DEFAULT: false]
|
|
user_pref("dom.disable_window_open_feature.toolbar", true); // [DEFAULT: false]
|
|
// -------------------------------------
|
|
// Pref : Prevent scripts from moving and resizing open windows
|
|
user_pref("dom.disable_window_move_resize", true); // [DEFAULT: true]
|
|
// -------------------------------------
|
|
// Pref : Open links targeting new windows in a new tab instead
|
|
// This stops malicious window sizes and some screen resolution leaks.
|
|
// You can still right-click a link and open in a new window.
|
|
// [TEST] https://people.torproject.org/~gk/misc/entire_desktop.html
|
|
// https://trac.torproject.org/projects/tor/ticket/9881
|
|
user_pref("browser.link.open_newwindow", 3); // [DEFAULT: 3]
|
|
user_pref("browser.link.open_newwindow.restriction", 0); // [DEFAULT: 0]
|
|
// -------------------------------------
|
|
// Pref : Disable Fullscreen API (requires user interaction) to prevent screen-resolution leaks
|
|
// [NOTE] You can still manually toggle the browser's fullscreen state, but this pref will disable embedded video fullscreen controls, e.g. youtube
|
|
// [TEST] https://developer.mozilla.org/samples/domref/fullscreen.html
|
|
// user_pref("full-screen-api.enabled", false);
|
|
// -------------------------------------
|
|
// Pref : Block popup windows
|
|
user_pref("dom.disable_open_during_load", true); // [DEFAULT: true]
|
|
user_pref("privacy.popups.showBrowserMessage", true); // [DEFAULT: true]
|
|
// -------------------------------------
|
|
// Pref : Set max popups from a single non-click event
|
|
// [NOTE] Non-click events should never spawn a popup?
|
|
// http://kb.mozillazine.org/Dom.popup_maximum
|
|
user_pref("dom.popup_maximum", 0); // [DEFAULT: 20]
|
|
// -------------------------------------
|
|
// Pref : Limit events that can cause a popup
|
|
// http://kb.mozillazine.org/Dom.popup_allowed_events
|
|
user_pref("dom.popup_allowed_events", "click dblclick"); // [DEFAULT: "change click dblclick mouseup pointerup notificationclick reset submit touchend"]
|
|
//
|
|
// >>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>
|
|
// Section : Cache / Session (Re)Store / Favicons
|
|
// >>>>>>>>>>>>>>>>>>>>
|
|
// [INTRO] ETAG and other cache tracking/fingerprinting techniques can be averted by disabling *BOTH* disk and memory cache. ETAGs can also be neutralized by modifying response headers. Another solution is to use a hardened configuration with Temporary Containers. Alternatively, you can *LIMIT* exposure by clearing cache on close. Or on a regular basis manually or with an extension.
|
|
// https://en.wikipedia.org/wiki/HTTP_ETag#Tracking_using_ETags
|
|
// https://robertheaton.com/2014/01/20/cookieless-user-tracking-for-douchebags/
|
|
// https://www.grepular.com/Preventing_Web_Tracking_via_the_Browser_Cache
|
|
// https://github.com/ghacksuserjs/ghacks-user.js/wiki/4.2.4-Header-Editor
|
|
// https://medium.com/@stoically/enhance-your-privacy-in-firefox-with-temporary-containers-33925cd6cd21
|
|
// -------------------------------------
|
|
// Pref : Disable disk cache
|
|
user_pref("browser.cache.disk.enable", false);
|
|
user_pref("browser.cache.disk.smart_size.enabled", false);
|
|
user_pref("browser.cache.disk.smart_size.first_run", false);
|
|
// -------------------------------------
|
|
// Pref : Disable disk cache for SSL pages
|
|
// http://kb.mozillazine.org/Browser.cache.disk_cache_ssl
|
|
user_pref("browser.cache.disk_cache_ssl", false);
|
|
// -------------------------------------
|
|
// Pref : Disable memory cache
|
|
// [NOTE] Not recommended due to performance issues
|
|
// user_pref("browser.cache.memory.enable", false);
|
|
// user_pref("browser.cache.memory.capacity", 0);
|
|
// -------------------------------------
|
|
// Pref : Disable fastback cache
|
|
// To improve performance when pressing back/forward Firefox stores visited pages so they don't have to be re-parsed. This is not the same as memory cache.
|
|
// 0=none, -1=auto (that's minus 1).
|
|
// [WARNING] Not recommended unless you know what you're doing
|
|
// http://kb.mozillazine.org/Browser.sessionhistory.max_total_viewers
|
|
// user_pref("browser.sessionhistory.max_total_viewers", 0);
|
|
// -------------------------------------
|
|
// Pref : Exclude "Undo Closed Tabs" in Session Restore
|
|
user_pref("browser.sessionstore.max_tabs_undo", 0);
|
|
// -------------------------------------
|
|
// Pref : Disable storing extra session data
|
|
// Extra session data contains contents of forms, scrollbar positions, cookies and POST data
|
|
// Define on which sites to save extra session data:
|
|
// 0=everywhere, 1=unencrypted sites, 2=nowhere
|
|
user_pref("browser.sessionstore.privacy_level", 2);
|
|
// -------------------------------------
|
|
// Pref : Disable resuming session from crash
|
|
// user_pref("browser.sessionstore.resume_from_crash", false);
|
|
// -------------------------------------
|
|
// Pref : Set the minimum interval between session save operations
|
|
// Increasing this can help on older machines and some websites, as well as reducing writes. Default is 15000 (15 secs). Try 30000 (30 secs), 60000 (1 min) etc.
|
|
// This can also affect entries in the "Recently Closed Tabs" feature: i.e. the longer the interval the more chance a quick tab open/close won't be captured.
|
|
// This longer interval *may* affect history but we cannot replicate any history not recorded
|
|
// https://bugzilla.mozilla.org/1304389
|
|
user_pref("browser.sessionstore.interval", 30000);
|
|
// -------------------------------------
|
|
// Pref : Disable favicons in web notifications
|
|
user_pref("alerts.showFavicons", false);
|
|
// -------------------------------------
|
|
// Pref : Delete Search and Form History
|
|
// CIS Version 1.2.0 October 21st, 2011 2.5.6
|
|
user_pref("browser.formfill.expire_days", 0);
|
|
//
|
|
// >>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>
|
|
// Section : Geolocation
|
|
// >>>>>>>>>>>>>>>>>>>>
|
|
// Pref : Disable location
|
|
user_pref("geo.enabled", false);
|
|
// user_pref("geo.wifi.xhr.timeout", 0);
|
|
// -------------------------------------
|
|
// Pref : Disable GeoIP lookup on your address to set default search engine region
|
|
// https://trac.torproject.org/projects/tor/ticket/16254
|
|
// https://support.mozilla.org/en-US/kb/how-stop-firefox-making-automatic-connections#w_geolocation-for-default-search-engine
|
|
user_pref("browser.search.countryCode", "US"); // [HIDDEN PREF]
|
|
user_pref("browser.search.region", "US");
|
|
user_pref("browser.search.geoip.url", "");
|
|
user_pref("browser.search.geoSpecificDefaults.url", "");
|
|
user_pref("browser.snippets.geoUrl", "");
|
|
// user_pref("browser.search.geoip.timeout", 0);
|
|
// -------------------------------------
|
|
// Pref : Set language to match
|
|
user_pref("intl.accept_languages", "en-US, en");
|
|
// -------------------------------------
|
|
// Pref : Use APP locale over OS locale in regional preferences
|
|
// https://bugzilla.mozilla.org/buglist.cgi?bug_id=1379420,1364789
|
|
user_pref("intl.regional_prefs.use_os_locales", false);
|
|
// -------------------------------------
|
|
// Pref : Enforce US English locale regardless of the system locale
|
|
// https://bugzilla.mozilla.org/867501
|
|
user_pref("javascript.use_us_english_locale", true); // [HIDDEN PREF]
|
|
//
|
|
// >>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>
|
|
// Section : Fonts
|
|
// >>>>>>>>>>>>>>>>>>>>>>
|
|
// Pref : Disable websites choosing fonts (0=block, 1=allow)
|
|
// If you disallow fonts, this drastically limits/reduces font enumeration (by JS) which is a high entropy fingerprinting vector.
|
|
// [NOTE] Disabling fonts can uglify the web a fair bit.
|
|
user_pref("browser.display.use_document_fonts", 0);
|
|
// -------------------------------------
|
|
// Pref : Set more legible default fonts
|
|
// [NOTE] Example below for Windows/Western only
|
|
// user_pref("font.name.serif.x-unicode", "Georgia");
|
|
// user_pref("font.name.serif.x-western", "Georgia"); // [DEFAULT: Times New Roman]
|
|
// user_pref("font.name.sans-serif.x-unicode", "Arial");
|
|
// user_pref("font.name.sans-serif.x-western", "Arial"); // [DEFAULT: Arial]
|
|
// user_pref("font.name.monospace.x-unicode", "Lucida Console");
|
|
// user_pref("font.name.monospace.x-western", "Lucida Console"); // [DEFAULT: Courier New]
|
|
// -------------------------------------
|
|
// Pref : Disable icon fonts (glyphs) and local fallback rendering
|
|
// https://bugzilla.mozilla.org/789788
|
|
// https://trac.torproject.org/projects/tor/ticket/8455
|
|
user_pref("gfx.downloadable_fonts.enabled", false);
|
|
// user_pref("gfx.downloadable_fonts.fallback_delay", 0);
|
|
// -------------------------------------
|
|
// Pref : Disable WOFF2 (Web Open Font Format)
|
|
user_pref("gfx.downloadable_fonts.woff2.enabled", false);
|
|
// -------------------------------------
|
|
// Pref : Disable CSS Font Loading API
|
|
// [NOTE] Disabling fonts can uglify the web a fair bit.
|
|
user_pref("layout.css.font-loading-api.enabled", false);
|
|
// -------------------------------------
|
|
// Pref : Disable special underline handling for a few fonts which you will probably never use
|
|
// Any of these fonts on your system can be enumerated for fingerprinting.
|
|
// http://kb.mozillazine.org/Font.blacklist.underline_offset
|
|
user_pref("font.blacklist.underline_offset", "");
|
|
// -------------------------------------
|
|
// Pref : Disable graphite which turned back on by default
|
|
// https://www.mozilla.org/security/advisories/mfsa2017-15/#CVE-2017-7778
|
|
user_pref("gfx.font_rendering.graphite.enabled", false);
|
|
// -------------------------------------
|
|
// Pref : Limit system font exposure to a whitelist [RESTART]
|
|
// If the whitelist is empty, then whitelisting is considered disabled and all fonts are allowed.
|
|
// [WARNING] Creating your own probably highly-unique whitelist will raise your entropy. Eventually privacy.resistFingerprinting will cover this.
|
|
// https://bugzilla.mozilla.org/1121643
|
|
// user_pref("font.system.whitelist", "");
|
|
//
|
|
// >>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>
|
|
// Section : Plugins
|
|
// >>>>>>>>>>>>>>>>>>>>
|
|
// Pref : Disable plugins
|
|
user_pref("plugin.disable", true); // [DEFAULT: true] // [FENNEC]
|
|
user_pref("dom.ipc.plugins.enabled", false); // [DEFAULT: false] // [FENNEC]
|
|
// -------------------------------------
|
|
// Pref : Set default plugin state (i.e. new plugins on discovery) to never activate
|
|
// 0=disabled, 1=ask to activate, 2=active - you can override individual plugins
|
|
user_pref("plugin.default.state", 0);
|
|
// -------------------------------------
|
|
// Pref : Enable plugins click-to-play
|
|
// https://wiki.mozilla.org/Firefox/Click_To_Play
|
|
// https://blog.mozilla.org/security/2012/10/11/click-to-play-plugins-blocklist-style/
|
|
user_pref("plugins.click_to_play", true);
|
|
user_pref("plugin.sessionPermissionNow.intervalInMinutes", 0);
|
|
// -------------------------------------
|
|
// Pref : Disable all GMP (Gecko Media Plugins)
|
|
user_pref("media.gmp-provider.enabled", false);
|
|
user_pref("media.gmp-manager.certs.1.issuerName", "");
|
|
user_pref("media.gmp-manager.certs.1.commonName", "");
|
|
user_pref("media.gmp-manager.certs.2.issuerName", "");
|
|
user_pref("media.gmp-manager.certs.2.commonName", "");
|
|
user_pref("media.gmp-manager.url", "data:text/plain,");
|
|
user_pref("media.gmp-manager.url.override", "data:text/plain,");
|
|
// -------------------------------------
|
|
// Pref : Disable all DRM content (EME: Encryption Media Extension)
|
|
// https://www.eff.org/deeplinks/2017/10/drms-dead-canary-how-we-just-lost-web-what-we-learned-it-and-what-we-need-do-next
|
|
user_pref("media.eme.enabled", false);
|
|
// -------------------------------------
|
|
// Pref : Disable the OpenH264 Video Codec by Cisco to "Never Activate".
|
|
// This is the bundled codec used for video chat in WebRTC.
|
|
user_pref("media.gmp-gmpopenh264.enabled", false);
|
|
// -------------------------------------
|
|
// Pref : Disable widevine CDM (Content Decryption Module)
|
|
user_pref("media.mediadrm-widevinecdm.visible", false); // [DEFAULT: true]
|
|
//
|
|
// >>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>
|
|
// Section : Blocklists / Safe Browsing / Tracking Protection
|
|
// >>>>>>>>>>>>>>>>>>>>
|
|
// Pref : Enable add-on and certificate blocklists (OneCRL) from Mozilla
|
|
// https://wiki.mozilla.org/Blocklisting
|
|
// https://blocked.cdn.mozilla.net/
|
|
// http://kb.mozillazine.org/Extensions.blocklist.enabled
|
|
// http://kb.mozillazine.org/Extensions.blocklist.url
|
|
// https://blog.mozilla.org/security/2015/03/03/revoking-intermediate-certificates-introducing-onecrl/
|
|
// Updated at interval defined in extensions.blocklist.interval (default: 86400)
|
|
user_pref("extensions.blocklist.enabled", true);
|
|
// -------------------------------------
|
|
// Pref : Decrease system information leakage to Mozilla blocklist update servers
|
|
// https://trac.torproject.org/projects/tor/ticket/16931
|
|
// https://www.reddit.com/r/firefox/comments/9v5lue/firefox_tip_sanitize_firefox_blocklist_url_so_it/
|
|
user_pref("extensions.blocklist.url", "https://blocklists.settings.services.mozilla.com/v1/blocklist/3/%20/%20/"); // [URL SANITIZED]
|
|
// -------------------------------------
|
|
// Pref : Opt-out of add-on metadata updates
|
|
// https://blog.mozilla.org/addons/how-to-opt-out-of-add-on-metadata-updates/
|
|
user_pref("extensions.getAddons.cache.enabled", false)
|
|
// -------------------------------------
|
|
// Pref : Disable Google Safe Browsing (Block dangerous and deceptive contents)
|
|
user_pref("browser.safebrowsing.allowOverride", false);
|
|
user_pref("browser.safebrowsing.blockedURIs.enabled", false);
|
|
user_pref("browser.safebrowsing.debug", false);
|
|
user_pref("browser.safebrowsing.downloads.enabled", false); // [DEFAULT: false]
|
|
user_pref("browser.safebrowsing.downloads.remote.block_dangerous", false);
|
|
user_pref("browser.safebrowsing.downloads.remote.block_dangerous_host", false);
|
|
user_pref("browser.safebrowsing.downloads.remote.block_potentially_unwanted", false);
|
|
user_pref("browser.safebrowsing.downloads.remote.block_uncommon", false);
|
|
user_pref("browser.safebrowsing.downloads.remote.enabled", false);
|
|
user_pref("browser.safebrowsing.downloads.remote.url", "");
|
|
user_pref("browser.safebrowsing.id", "");
|
|
user_pref("browser.safebrowsing.malware.enabled", false);
|
|
user_pref("browser.safebrowsing.passwords.enabled", false);
|
|
user_pref("browser.safebrowsing.phishing.enabled", false);
|
|
user_pref("browser.safebrowsing.provider.google.advisoryURL", "");
|
|
user_pref("browser.safebrowsing.provider.google.pver", "");
|
|
user_pref("browser.safebrowsing.provider.google.advisoryName", "");
|
|
user_pref("browser.safebrowsing.provider.google.gethashURL", "");
|
|
user_pref("browser.safebrowsing.provider.google.lists", "");
|
|
user_pref("browser.safebrowsing.provider.google.reportMalwareMistakeURL", "");
|
|
user_pref("browser.safebrowsing.provider.google.reportPhishMistakeURL", "");
|
|
user_pref("browser.safebrowsing.provider.google.reportURL", "");
|
|
user_pref("browser.safebrowsing.provider.google.updateURL", "");
|
|
user_pref("browser.safebrowsing.provider.google4.advisoryName", "");
|
|
user_pref("browser.safebrowsing.provider.google4.advisoryURL", "");
|
|
user_pref("browser.safebrowsing.provider.google4.gethashURL", "");
|
|
user_pref("browser.safebrowsing.provider.google4.lists", "");
|
|
user_pref("browser.safebrowsing.provider.google4.reportMalwareMistakeURL", "");
|
|
user_pref("browser.safebrowsing.provider.google4.reportPhishMistakeURL", "");
|
|
user_pref("browser.safebrowsing.provider.google4.reportURL", "");
|
|
user_pref("browser.safebrowsing.provider.google4.updateURL", "");
|
|
user_pref("browser.safebrowsing.provider.google4.dataSharing.enabled", false);
|
|
user_pref("browser.safebrowsing.provider.google4.dataSharingURL", "");
|
|
user_pref("browser.safebrowsing.provider.google4.pver", "");
|
|
user_pref("browser.safebrowsing.provider.mozilla.gethashURL", "");
|
|
user_pref("browser.safebrowsing.provider.mozilla.lists", "");
|
|
user_pref("browser.safebrowsing.provider.mozilla.lists.base", "");
|
|
user_pref("browser.safebrowsing.provider.mozilla.lists.content", "");
|
|
user_pref("browser.safebrowsing.provider.mozilla.nextupdatetime", "");
|
|
user_pref("browser.safebrowsing.provider.mozilla.pver", "");
|
|
user_pref("browser.safebrowsing.provider.mozilla.updateURL", "");
|
|
user_pref("browser.safebrowsing.reportPhishURL", "");
|
|
// user_pref("browser.safebrowsing.downloads.remote.timeout_ms", 0);
|
|
// -------------------------------------
|
|
// Pref : Disable passive Tracking Protection
|
|
// Passive TP annotates channels to lower the priority of network loads for resources on the tracking protection list.
|
|
// [NOTE] It has no effect if TP is enabled, but keep in mind that by default TP is only enabled in Private Windows
|
|
// This is included for people who want to completely disable Tracking Protection.
|
|
// https://bugzilla.mozilla.org/buglist.cgi?bug_id=1170190,1141814
|
|
user_pref("privacy.trackingprotection.annotate_channels", false);
|
|
user_pref("privacy.trackingprotection.lower_network_priority", false);
|
|
// -------------------------------------
|
|
// Pref : Disable passive Tracking Protection in all windows
|
|
user_pref("privacy.trackingprotection.enabled", false);
|
|
user_pref("privacy.trackingprotection.pbmode.enabled", false);
|
|
//
|
|
// >>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>
|
|
// Section : Persistent Storage
|
|
// >>>>>>>>>>>>>>>>>>>>
|
|
// Pref : Disable 3rd-party cookies and site-data
|
|
// [NOTE] Can breaks payment gateways
|
|
user_pref("network.cookie.cookieBehavior", 1);
|
|
// -------------------------------------
|
|
// Pref : Set third-party cookies (i.e ALL) (if enabled) to session-only and set third-party non-secure (i.e HTTP) cookies to session-only
|
|
// [NOTE] .sessionOnly overrides .nonsecureSessionOnly except when .sessionOnly=false and .nonsecureSessionOnly=true. This allows you to keep HTTPS cookies, but session-only HTTP ones
|
|
// https://feeding.cloud.geek.nz/posts/tweaking-cookies-for-privacy-in-firefox/
|
|
// http://kb.mozillazine.org/Network.cookie.thirdparty.sessionOnly
|
|
user_pref("network.cookie.thirdparty.sessionOnly", true);
|
|
user_pref("network.cookie.thirdparty.nonsecureSessionOnly", true);
|
|
// -------------------------------------
|
|
// Pref : Delete cookies and site data on close
|
|
// 0=keep until they expire (default), 1=user is prompted, 2=keep until you close Firefox
|
|
// [NOTE] The setting below is disabled (but not changed) if you block all cookies
|
|
// user_pref("network.cookie.lifetimePolicy", 2);
|
|
// -------------------------------------
|
|
// Pref : Disable HTTP sites setting cookies with the "secure" directive
|
|
// https://developer.mozilla.org/Firefox/Releases/52#HTTP
|
|
user_pref("network.cookie.leave-secure-alone", true); // [DEFAULT: true]
|
|
// -------------------------------------
|
|
// Pref : Enable support for same-site cookies
|
|
// https://bugzilla.mozilla.org/795346
|
|
// https://blog.mozilla.org/security/2018/04/24/same-site-cookies-in-firefox-60/
|
|
// https://www.sjoerdlangkemper.nl/2016/04/14/preventing-csrf-with-samesite-cookie-attribute/
|
|
user_pref("network.cookie.same-site.enabled", true); // [DEFAULT: true]
|
|
// -------------------------------------
|
|
// Pref : Disable DOM (Document Object Model) Storage
|
|
// [WARNING] This will break a LOT of sites' functionality AND extensions!
|
|
// You are better off using an extension for more granular control
|
|
// user_pref("dom.storage.enabled", false);
|
|
// -------------------------------------
|
|
// Pref : Disable IndexedDB
|
|
// https://developer.mozilla.org/en-US/docs/IndexedDB
|
|
// https://en.wikipedia.org/wiki/Indexed_Database_API
|
|
// https://wiki.mozilla.org/Security/Reviews/Firefox4/IndexedDB_Security_Review
|
|
// http://forums.mozillazine.org/viewtopic.php?p=13842047
|
|
// https://github.com/pyllyukko/user.js/issues/8
|
|
// [NOTE] IndexedDB could be used for tracking purposes, but is required for some add-ons to work (notably uBlock), so is left enabled
|
|
// user_pref("dom.indexedDB.enabled", false); // [DEFAULT: true]
|
|
// -------------------------------------
|
|
// Pref : Do not download URLs for the offline cache
|
|
// http://kb.mozillazine.org/Browser.cache.offline.enable
|
|
user_pref("browser.cache.offline.enable", false);
|
|
user_pref("browser.cache.offline.capacity", 0);
|
|
// -------------------------------------
|
|
// Pref : Disable offline cache on insecure sites
|
|
// https://blog.mozilla.org/security/2018/02/12/restricting-appcache-secure-contexts/
|
|
user_pref("browser.cache.offline.insecure.enable", false);
|
|
// -------------------------------------
|
|
// Pref : Display a notification bar when websites offer data for offline use
|
|
// http://kb.mozillazine.org/Browser.offline-apps.notify
|
|
user_pref("browser.offline-apps.notify", false); // [DEFAULT: true]
|
|
// -------------------------------------
|
|
// Pref : Disable service workers cache and cache storage
|
|
// https://w3c.github.io/ServiceWorker/#privacy
|
|
user_pref("dom.caches.enabled", false);
|
|
// -------------------------------------
|
|
// Pref : Disable Storage API
|
|
// The API gives sites the ability to find out how much space they can use, how much they are already using, and even control whether or not they need to be alerted before the user agent disposes of site data in order to make room for other things.
|
|
// https://developer.mozilla.org/docs/Web/API/StorageManager
|
|
// https://developer.mozilla.org/docs/Web/API/Storage_API
|
|
// https://blog.mozilla.org/l10n/2017/03/07/firefox-l10n-report-aurora-54/
|
|
user_pref("dom.storageManager.enabled", false);
|
|
// -------------------------------------
|
|
// Pref : Disable Storage Access API
|
|
// https://developer.mozilla.org/en-US/docs/Web/API/Storage_Access_API
|
|
user_pref("dom.storage_access.enabled", false);
|
|
// -------------------------------------
|
|
// Pref : Enforce websites to ask to store data for offline use
|
|
// https://support.mozilla.org/questions/1098540
|
|
// https://bugzilla.mozilla.org/959985
|
|
user_pref("offline-apps.allow_by_default", false); // [DEFAULT: true]
|
|
//
|
|
// >>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>
|
|
// Section : Headers / Referers
|
|
// >>>>>>>>>>>>>>>>>>>>
|
|
// Pref : Control when images/links send a referer
|
|
// 0=never, 1=send only when links are clicked, 2=for links and images (default)
|
|
user_pref("network.http.sendRefererHeader", 2);
|
|
// -------------------------------------
|
|
// Pref : Control the amount of information to send
|
|
// 0=send full URI (default), 1=scheme+host+port+path, 2=scheme+host+port
|
|
user_pref("network.http.referer.trimmingPolicy", 2);
|
|
// -------------------------------------
|
|
// Pref : Control when to send a referer
|
|
// 0=always (default), 1=only if base domains match, 2=only if hosts match
|
|
user_pref("network.http.referer.XOriginPolicy", 2);
|
|
// -------------------------------------
|
|
// Pref : Control the amount of information to send
|
|
// 0=send full URI (default), 1=scheme+host+port+path, 2=scheme+host+port
|
|
user_pref("network.http.referer.XOriginTrimmingPolicy", 2);
|
|
// -------------------------------------
|
|
// Pref : Disable spoofing a referer
|
|
user_pref("network.http.referer.spoofSource", true); // [DEFAULT: false]
|
|
// -------------------------------------
|
|
// Pref : Set the default Referrer Policy
|
|
// 0=no-referer, 1=same-origin, 2=strict-origin-when-cross-origin, 3=no-referrer-when-downgrade
|
|
// [NOTE] This is only a default, it can be overridden by a site-controlled Referrer Policy
|
|
// https://www.w3.org/TR/referrer-policy/
|
|
// https://developer.mozilla.org/docs/Web/HTTP/Headers/Referrer-Policy
|
|
// https://blog.mozilla.org/security/2018/01/31/preventing-data-leaks-by-stripping-path-information-in-http-referrers/
|
|
user_pref("network.http.referer.defaultPolicy", 3); // [DEFAULT: 3]
|
|
user_pref("network.http.referer.defaultPolicy.pbmode", 2); // [DEFAULT: 2]
|
|
// -------------------------------------
|
|
// Pref : Hide (not spoof) referrer when leaving a .onion domain
|
|
// [NOTE] Firefox cannot access .onion sites by default. We recommend you use the Tor Browser which is specifically designed for hidden services
|
|
// https://bugzilla.mozilla.org/1305144
|
|
user_pref("network.http.referer.hideOnionSource", true); // [DEFAULT: false]
|
|
// -------------------------------------
|
|
// Pref : Reject .onion hostnames before passing the to DNS
|
|
// https://bugzilla.mozilla.org/show_bug.cgi?id=1228457
|
|
user_pref("network.dns.blockDotOnion", true); // [DEFAULT: true]
|
|
// -------------------------------------
|
|
// Pref : Disable the DNT (Do Not Track) HTTP header
|
|
user_pref("privacy.donottrackheader.enabled", false); // [DEFAULT: true]
|
|
//
|
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// >>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>
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// Section : RFP (Resist Fingerprinting) / RFP Alternatives / APIs
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// >>>>>>>>>>>>>>>>>>>>
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// Pref : Enable hardening against various fingerprinting vectors (Tor Uplift project)
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// https://wiki.mozilla.org/Security/Tor_Uplift/Tracking
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// https://bugzilla.mozilla.org/show_bug.cgi?id=1333933
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user_pref("privacy.resistFingerprinting", true); // [DEFAULT: false]
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// -------------------------------------
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// Pref : Disable WebRTC, getUserMedia, screen sharing, audio capture, video capture
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// https://wiki.mozilla.org/Media/getUserMedia
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// https://blog.mozilla.org/futurereleases/2013/01/12/capture-local-camera-and-microphone-streams-with-getusermedia-now-enabled-in-firefox/
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// https://developer.mozilla.org/en-US/docs/Web/API/Navigator
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user_pref("media.navigator.enabled", false);
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user_pref("media.navigator.video.enabled", false);
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// -------------------------------------
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// Pref : Spoof CPU Core
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// [NOTE] *may* affect core performance, will affect content.
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// Default settings seems to be the best
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// https://bugzilla.mozilla.org/1008453
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// https://trac.torproject.org/projects/tor/ticket/21675
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// https://trac.torproject.org/projects/tor/ticket/22127
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// https://html.spec.whatwg.org/multipage/workers.html#navigator.hardwareconcurrency
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// user_pref("dom.maxHardwareConcurrency", 2);
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// -------------------------------------
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// Pref : Disable resource timing API
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// https://www.w3.org/TR/resource-timing/#privacy-security
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user_pref("dom.enable_resource_timing", false); // [DEFAULT: true]
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// -------------------------------------
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// Pref : Disable DOM timing API
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// https://wiki.mozilla.org/Security/Reviews/Firefox/NavigationTimingAPI
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// https://www.w3.org/TR/navigation-timing/#privacy
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user_pref("dom.enable_performance", false); // [DEFAULT: true]
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user_pref("dom.enable_performance_navigation_timing", false); // [DEFAULT: true]
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// -------------------------------------
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// Pref : Disable sensor API
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// https://trac.torproject.org/projects/tor/ticket/15758
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// https://blog.lukaszolejnik.com/stealing-sensitive-browser-data-with-the-w3c-ambient-light-sensor-api/
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// https://bugzilla.mozilla.org/buglist.cgi?bug_id=1357733,1292751
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user_pref("device.sensors.enabled", false); // [DEFAULT: true]
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user_pref("device.sensors.ambientLight.enabled", false); // [DEFAULT: false]
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// -------------------------------------
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// Pref : Disable gamepad API - USB device ID enumeration
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// Optional protection depending on your connected devices
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// https://trac.torproject.org/projects/tor/ticket/13023
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user_pref("dom.gamepad.enabled", false); // [DEFAULT: true]
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user_pref("dom.gamepad.extensions.enabled", false); // [DEFAULT: true]
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user_pref("dom.gamepad.haptic_feedback.enabled", false); // [DEFAULT: false]
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user_pref("dom.gamepad.test.enabled", false); // [DEFAULT: true]
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// -------------------------------------
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// Pref : Disable giving away network info
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// e.g. bluetooth, cellular, ethernet, wifi, wimax, other, mixed, unknown, none
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// https://developer.mozilla.org/docs/Web/API/Network_Information_API
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// https://wicg.github.io/netinfo/
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// https://bugzilla.mozilla.org/960426
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user_pref("dom.netinfo.enabled", false); // [DEFAULT: true]
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// -------------------------------------
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// Pref : Disable the SpeechSynthesis (Text-to-Speech) part of the Web Speech API
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// https://developer.mozilla.org/docs/Web/API/Web_Speech_API
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// https://developer.mozilla.org/docs/Web/API/SpeechSynthesis
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// https://wiki.mozilla.org/HTML5_Speech_API
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user_pref("media.webspeech.synth.enabled", false); // [DEFAULT: true]
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user_pref("media.webspeech.synth_force_global_queue", false); // [DEFAULT: false]
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// -------------------------------------
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// Pref : Disable video statistics - JS performance fingerprinting
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// https://trac.torproject.org/projects/tor/ticket/15757
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// https://bugzilla.mozilla.org/654550
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user_pref("media.video_stats.enabled", false); // [DEFAULT: true]
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// -------------------------------------
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// Pref : Force touch events enabled by default
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// Fingerprinting attack vector - leaks screen res & actual screen coordinates.
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// 0=disabled, 1=enabled, 2=autodetect
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// This pref is set to 2 by default, which results in the Touch API being exposed only when touch hardware is present. So we should either set it to "1" (enable) or "0" (disable) to ensure that JS code can't fingerprint the user's hardware.
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// [FENNEC - BUG] If disabled, unables you to copy or paste any text.
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// https://developer.mozilla.org/docs/Web/API/Touch_events
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// https://trac.torproject.org/projects/tor/ticket/10286
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user_pref("dom.w3c_touch_events.enabled", 1); // [DEFAULT: 2]
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// -------------------------------------
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// Pref : Disable MediaDevices change detection
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// https://developer.mozilla.org/docs/Web/Events/devicechange
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// https://developer.mozilla.org/docs/Web/API/MediaDevices/ondevicechange
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user_pref("media.ondevicechange.enabled", false); // [DEFAULT: true]
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// -------------------------------------
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// Pref : Disable WebGL debug info being available to websites
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// https://bugzilla.mozilla.org/1171228
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// https://developer.mozilla.org/docs/Web/API/WEBGL_debug_renderer_info
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user_pref("webgl.enable-debug-renderer-info", false); // [DEFAULT: true]
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// -------------------------------------
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// Pref : Disable PointerEvents
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// https://developer.mozilla.org/en-US/docs/Web/API/PointerEvent
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user_pref("dom.w3c_pointer_events.enabled", false); // [DEFAULT: false]
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// -------------------------------------
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// Pref : Disable Battery Status API
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// Initially a Linux issue (high precision readout) that was fixed.
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// However, it is still another metric for fingerprinting, used to raise entropy.
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// e.g. do you have a battery or not, current charging status, charge level, times remaining etc
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// https://bugzilla.mozilla.org/1313580
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user_pref("dom.battery.enabled", false); // [DEFAULT: true]
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// -------------------------------------
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// Pref : Disable virtual reality devices APIs
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// https://developer.mozilla.org/en-US/Firefox/Releases/36#Interfaces.2FAPIs.2FDOM
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// https://developer.mozilla.org/en-US/docs/Web/API/WebVR_API
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user_pref("dom.vr.enabled", false); // [DEFAULT: true]
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// -------------------------------------
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// Pref : Disable hardware acceleration to reduce graphics fingerprinting
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// [SETUP-PERF] Affects text rendering (fonts will look different), impacts video performance, and parts of Quantum that utilize the GPU will also be affected as they are rolled out
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// https://wiki.mozilla.org/Platform/GFX/HardwareAcceleration
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// user_pref("layers.acceleration.disabled", true); // [DEFAULT: false]
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// -------------------------------------
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// Pref : Disable Web Audio API
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// https://bugzilla.mozilla.org/show_bug.cgi?id=1288359
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user_pref("dom.webaudio.enabled", false); // [DEFAULT: true]
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// -------------------------------------
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// Pref : Disable Media Capabilities API
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// [SETUP-PERF] This *may* affect media performance if disabled, no one is sure
|
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// https://github.com/WICG/media-capabilities
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// https://wicg.github.io/media-capabilities/#security-privacy-considerations
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// user_pref("media.media-capabilities.enabled", false); // [DEFAULT: true]
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//
|
|
// >>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>
|
|
// Section : Personal
|
|
// >>>>>>>>>>>>>>>>>>>>
|
|
// Pref : Enable "Always enable zoom" feature by default
|
|
// When true, zooming will be enabled on all sites, even ones that declare user-scalable=no
|
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user_pref("browser.ui.zoom.force-user-scalable", true); // [DEFAULT: false]
|
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// -------------------------------------
|
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// Pref : Disable location bar autocomplete and suggestion types
|
|
// https://bugzilla.mozilla.org/1502392
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// http://kb.mozillazine.org/Disabling_autocomplete_-_Firefox#Firefox_3.5
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user_pref("browser.urlbar.autocomplete.enabled", false); // [DEFAULT: true]
|
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// -------------------------------------
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// Pref : Set bookmarks backups
|
|
// To compensate for the case of bookmarks being lost due to a system crash.
|
|
// http://kb.mozillazine.org/Browser.bookmarks.max_backups
|
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user_pref("browser.bookmarks.max_backups", 0); // [DEFAULT: 5]
|
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// -------------------------------------
|
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// Pref : Set home provider syncing only on wifi
|
|
// 0=sync always, 1=sync only when on wifi
|
|
user_pref("home.sync.updateMode", 1); // [DEFAULT: 0] // [FENNEC]
|
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// user_pref("home.sync.checkIntervalSecs", 3600); // [FENNEC]
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//
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//
|