// ********************************************************************************** // user.js | Firefox for Pinephone // https://git.nixnet.services/Narsil/Pinephone.cfg // ********************************************************************************** // // Author : Narsil : https://git.nixnet.services/Narsil // // Based on : arkenfox : https://github.com/arkenfox/user.js // // License : https://git.nixnet.services/Narsil/Pinephone-mozilla.cfg/raw/branch/master/LICENSE.txt // // >>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>> // PROTECTION // >>>>>>>>>>>>>>>>>>>>> // Locking mozilla.cfg file itself lockPref("general.config.filename", "mozilla.cfg"); // // >>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>> // START: internal custom pref to test for syntax error // >>>>>>>>>>>>>>>>>>>>> // // Disable about:config warning lockPref("browser.aboutConfig.showWarning", false); // // >>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>> // STARTUP // >>>>>>>>>>>>>>>>>>>>> // // Disable default browser check lockPref("browser.shell.checkDefaultBrowser", false); // ------------------------------------- // Set startup page [SETUP-CHROME] // 0=blank, 1=home, 2=last visited page, 3=resume previous session defaultPref("browser.startup.page", 0); // ------------------------------------- // Set HOME+NEWWINDOW page defaultPref("browser.startup.homepage", "about:blank"); // ------------------------------------- // Set NEWTAB page // true=Activity Stream (default), false=blank page lockPref("browser.newtabpage.enabled", false); // ------------------------------------- // Disable sponsored content on Firefox Home (Activity Stream) lockPref("browser.newtabpage.activity-stream.showSponsored", false); // [FF58+] Pocket > Sponsored Stories lockPref("browser.newtabpage.activity-stream.showSponsoredTopSites", false); // [FF83+] Sponsored shortcuts // ------------------------------------- // Clear default topsites lockPref("browser.newtabpage.activity-stream.default.sites", ""); lockPref("browser.topsites.contile.enabled", false); lockPref("browser.topsites.useRemoteSetting", false); // // >>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>> // GEOLOCATION / LANGUAGE / LOCALE // >>>>>>>>>>>>>>>>>>>>> // // Use Mozilla geolocation service instead of Google if permission is granted [FF74+] defaultPref("geo.provider.network.url", "https://location.services.mozilla.com/v1/geolocate?key=%MOZILLA_API_KEY%"); // lockPref("geo.provider.network.logging.enabled", true); // [HIDDEN PREF] // ------------------------------------- // Disable using the OS's geolocation service defaultPref("geo.provider.ms-windows-location", false); // [WINDOWS] defaultPref("geo.provider.use_corelocation", false); // [MAC] defaultPref("geo.provider.use_gpsd", false); // [LINUX] [HIDDEN PREF] defaultPref("geo.provider.geoclue.always_high_accuracy", false); // [LINUX] defaultPref("geo.provider.use_geoclue", false); // [FF102+] [LINUX] // ------------------------------------- // Disable region updates defaultPref("browser.region.network.url", ""); // [FF78+] Defense-in-depth defaultPref("browser.region.update.enabled", false); // [FF79+] // ------------------------------------- // Set search region defaultPref("browser.search.region", "US"); // [HIDDEN PREF] // ------------------------------------- // Set preferred language for displaying pages defaultPref("intl.accept_languages", "en-US, en"); [DEPRECATED] // ------------------------------------- // Use en-US locale regardless of the system or region locale defaultPref("javascript.use_us_english_locale", true); // [HIDDEN PREF] defaultPref("privacy.spoof_english", 2); defaultPref("intl.locale.requested", "en-US"); // // >>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>> // QUIETER FOX // >>>>>>>>>>>>>>>>>>>>> // // RECOMMENDATIONS // // Disable recommendation pane in about:addons (uses Google Analytics) lockPref("extensions.getAddons.showPane", false); // [HIDDEN PREF] // ------------------------------------- // Disable recommendations in about:addons' Extensions and Themes panes [FF68+] lockPref("extensions.htmlaboutaddons.recommendations.enabled", false); // ------------------------------------- // Disable personalized Extension Recommendations in about:addons and AMO [FF65+] lockPref("browser.discovery.enabled", false); // ------------------------------------- // Disable shopping experience [FF116+] defaultPref("browser.shopping.experience2023.enabled", false); // [DEFAULT: false] defaultPref("browser.shopping.experience2023.opted", 2); defaultPref("browser.shopping.experience2023.active", false); // // TELEMETRY // // Disable new data submission [FF41+] lockPref("datareporting.policy.dataSubmissionEnabled", false); // ------------------------------------- // Disable Health Reports lockPref("datareporting.healthreport.uploadEnabled", false); // ------------------------------------- // Disable telemetry lockPref("toolkit.telemetry.unified", false); lockPref("toolkit.telemetry.enabled", false); // see [NOTE] lockPref("toolkit.telemetry.server", "data:,"); lockPref("toolkit.telemetry.archive.enabled", false); lockPref("toolkit.telemetry.newProfilePing.enabled", false); // [FF55+] lockPref("toolkit.telemetry.shutdownPingSender.enabled", false); // [FF55+] lockPref("toolkit.telemetry.updatePing.enabled", false); // [FF56+] lockPref("toolkit.telemetry.bhrPing.enabled", false); // [FF57+] Background Hang Reporter lockPref("toolkit.telemetry.firstShutdownPing.enabled", false); // [FF57+] // ------------------------------------- // Skip checking omni.ja and other files defaultPref("corroborator.enabled", false); // ------------------------------------- // Disable Telemetry Coverage lockPref("toolkit.telemetry.coverage.opt-out", true); // [HIDDEN PREF] lockPref("toolkit.coverage.opt-out", true); // [FF64+] [HIDDEN PREF] lockPref("toolkit.coverage.endpoint.base", ""); // ------------------------------------- // Disable PingCentre telemetry (used in several System Add-ons) [FF57+] lockPref("browser.ping-centre.telemetry", false); // ------------------------------------- // Disable Firefox Home (Activity Stream) telemetry defaultPref("browser.newtabpage.activity-stream.feeds.telemetry", false); defaultPref("browser.newtabpage.activity-stream.telemetry", false); // ------------------------------------- // Disable WebVTT logging and test events defaultPref("media.webvtt.debug.logging", false); defaultPref("media.webvtt.testing.events", false); // ------------------------------------- // Disable send content blocking log to about:protections defaultPref("browser.contentblocking.database.enabled", false); // ------------------------------------- // Disable celebrating milestone toast when certain numbers of trackers are blocked defaultPref("browser.contentblocking.cfr-milestone.enabled", false); // ------------------------------------- // Disable Default Browser Agent defaultPref("default-browser-agent.enabled", false); // [WINDOWS] // // STUDIES // // Disable Studies lockPref("app.shield.optoutstudies.enabled", false); // ------------------------------------- // Disable Normandy/Shield [FF60+] lockPref("app.normandy.enabled", false); lockPref("app.normandy.api_url", ""); // // CRASH REPORTS // // Disable Crash Reports lockPref("breakpad.reportURL", ""); lockPref("browser.tabs.crashReporting.sendReport", false); // [FF44+] // lockPref("browser.crashReports.unsubmittedCheck.enabled", false); // [FF51+] [DEFAULT: false] // ------------------------------------- // Enforce no submission of backlogged Crash Reports [FF58+] lockPref("browser.crashReports.unsubmittedCheck.autoSubmit2", false); // [DEFAULT: false] // // OTHER // // Disable Captive Portal detection lockPref("captivedetect.canonicalURL", ""); lockPref("network.captive-portal-service.enabled", false); // [FF52+] // ------------------------------------- // Disable Network Connectivity checks [FF65+] lockPref("network.connectivity-service.enabled", false); // ------------------------------------- // Disable contentblocking reports lockPref("browser.contentblocking.reportBreakage.url", ""); lockPref("browser.contentblocking.report.cookie.url", ""); lockPref("browser.contentblocking.report.cryptominer.url", ""); lockPref("browser.contentblocking.report.fingerprinter.url", ""); lockPref("browser.contentblocking.report.lockwise.enabled", false); lockPref("browser.contentblocking.report.lockwise.how_it_works.url", ""); lockPref("browser.contentblocking.report.manage_devices.url", ""); lockPref("browser.contentblocking.report.monitor.enabled", false); lockPref("browser.contentblocking.report.monitor.how_it_works.url", ""); lockPref("browser.contentblocking.report.monitor.sign_in_url", ""); lockPref("browser.contentblocking.report.monitor.url", ""); lockPref("browser.contentblocking.report.proxy.enabled", false); lockPref("browser.contentblocking.report.proxy_extension.url", ""); lockPref("browser.contentblocking.report.social.url", ""); lockPref("browser.contentblocking.report.tracker.url", ""); lockPref("browser.contentblocking.report.endpoint_url", ""); lockPref("browser.contentblocking.report.monitor.home_page_url", ""); lockPref("browser.contentblocking.report.monitor.preferences_url", ""); lockPref("browser.contentblocking.report.vpn.enabled", false); lockPref("browser.contentblocking.report.hide_vpn_banner", true); lockPref("browser.contentblocking.report.show_mobile_app", false); lockPref("browser.vpn_promo.enabled", false); lockPref("browser.promo.focus.enabled", false); // ------------------------------------- // Block unwanted connections lockPref("app.feedback.baseURL", ""); lockPref("app.support.baseURL", ""); lockPref("app.releaseNotesURL", ""); lockPref("app.update.url.details", ""); lockPref("app.update.url.manual", ""); lockPref("app.update.staging.enabled", false); // ------------------------------------- // Remove default handlers and translation engine lockPref("gecko.handlerService.schemes.mailto.0.uriTemplate", ""); lockPref("gecko.handlerService.schemes.mailto.0.name", ""); lockPref("gecko.handlerService.schemes.mailto.1.uriTemplate", ""); lockPref("gecko.handlerService.schemes.mailto.1.name", ""); lockPref("gecko.handlerService.schemes.irc.0.uriTemplate", ""); lockPref("gecko.handlerService.schemes.irc.0.name", ""); lockPref("gecko.handlerService.schemes.ircs.0.uriTemplate", ""); lockPref("gecko.handlerService.schemes.ircs.0.name", ""); lockPref("browser.translation.engine", ""); // ------------------------------------- // Disable connections to Mozilla servers lockPref("services.settings.server", ""); // // >>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>> // SAFE BROWSING (SB) // >>>>>>>>>>>>>>>>>>>>> // // Disable SB (Safe Browsing) lockPref("browser.safebrowsing.malware.enabled", false); lockPref("browser.safebrowsing.phishing.enabled", false); lockPref("browser.safebrowsing.passwords.enabled", false); lockPref("browser.safebrowsing.allowOverride", false); // ------------------------------------- // Disable SB checks for downloads (both local lookups + remote) lockPref("browser.safebrowsing.downloads.enabled", false); // ------------------------------------- // Disable SB checks for downloads (remote) lockPref("browser.safebrowsing.downloads.remote.enabled", false); lockPref("browser.safebrowsing.downloads.remote.url", ""); // ------------------------------------- // Disable SB checks for unwanted software lockPref("browser.safebrowsing.downloads.remote.block_potentially_unwanted", false); lockPref("browser.safebrowsing.downloads.remote.block_uncommon", false); // ------------------------------------- // Disable "ignore this warning" on SB warnings [FF45+] // lockPref("browser.safebrowsing.allowOverride", false); // ------------------------------------- // Google connections lockPref("browser.safebrowsing.downloads.remote.block_dangerous", false); lockPref("browser.safebrowsing.downloads.remote.block_dangerous_host", false); lockPref("browser.safebrowsing.provider.google.updateURL", ""); lockPref("browser.safebrowsing.provider.google.gethashURL", ""); lockPref("browser.safebrowsing.provider.google4.updateURL", ""); lockPref("browser.safebrowsing.provider.google4.gethashURL", ""); lockPref("browser.safebrowsing.provider.google.reportURL", ""); lockPref("browser.safebrowsing.reportPhishURL", ""); lockPref("browser.safebrowsing.provider.google4.reportURL", ""); lockPref("browser.safebrowsing.provider.google.reportMalwareMistakeURL", ""); lockPref("browser.safebrowsing.provider.google.reportPhishMistakeURL", ""); lockPref("browser.safebrowsing.provider.google4.reportMalwareMistakeURL", ""); lockPref("browser.safebrowsing.provider.google4.reportPhishMistakeURL", ""); lockPref("browser.safebrowsing.provider.google4.dataSharing.enabled", false); lockPref("browser.safebrowsing.provider.google4.dataSharingURL", ""); lockPref("browser.safebrowsing.provider.google.advisory", ""); lockPref("browser.safebrowsing.provider.google.advisoryURL", ""); lockPref("browser.safebrowsing.provider.google.gethashURL", ""); lockPref("browser.safebrowsing.provider.google4.advisoryURL", ""); lockPref("browser.safebrowsing.blockedURIs.enabled", false); lockPref("browser.safebrowsing.provider.mozilla.gethashURL", ""); lockPref("browser.safebrowsing.provider.mozilla.updateURL", ""); // // >>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>> // BLOCK IMPLICIT OUTBOUND // >>>>>>>>>>>>>>>>>>>>> // // Disable link prefetching lockPref("network.prefetch-next", false); // ------------------------------------- // Disable DNS prefetching lockPref("network.dns.disablePrefetch", true); // lockPref("network.dns.disablePrefetchFromHTTPS", true); // [DEFAULT: true] // ------------------------------------- // Disable predictor / prefetching defaultPref("network.predictor.enabled", false); defaultPref("network.predictor.enable-prefetch", false); // [FF48+] [DEFAULT: false] // ------------------------------------- // Disable link-mouseover opening connection to linked server lockPref("network.http.speculative-parallel-limit", 0); // ------------------------------------- // Disable mousedown speculative connections on bookmarks and history [FF98+] lockPref("browser.places.speculativeConnect.enabled", false); // ------------------------------------- // Enforce no "Hyperlink Auditing" (click tracking) // lockPref("browser.send_pings", false); // [DEFAULT: false] // // >>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>> // DNS / DoH / PROXY / SOCKS // >>>>>>>>>>>>>>>>>>>>> // // Set the proxy server to do any DNS lookups when using SOCKS lockPref("network.proxy.socks_remote_dns", true); // ------------------------------------- // Disable using UNC (Uniform Naming Convention) paths [FF61+] lockPref("network.file.disable_unc_paths", true); // [HIDDEN PREF] // ------------------------------------- // Disable GIO as a potential proxy bypass vector lockPref("network.gio.supported-protocols", ""); // [HIDDEN PREF] [DEFAULT: "" FF118+] // ------------------------------------- // Disable proxy direct failover for system requests [FF91+] // lockPref("network.proxy.failover_direct", false); // ------------------------------------- // Disable proxy bypass for system request failures [FF95+] // lockPref("network.proxy.allow_bypass", false); // ------------------------------------- // Disable DNS-over-HTTPS (DoH)[FF60+] defaultPref("network.trr.mode", 5); defaultPref("network.trr.confirmationNS", ""); // ------------------------------------- // Disable skipping DoH when parental controls are enabled defaultPref("network.trr.uri", ""); defaultPref("network.trr.custom_uri", ""); // // >>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>> // LOCATION BAR / SEARCH BAR / SUGGESTIONS / HISTORY / FORMS // >>>>>>>>>>>>>>>>>>>>> // // Disable location bar making speculative connections [FF56+] defaultPref("browser.urlbar.speculativeConnect.enabled", false); // ------------------------------------- // Disable location bar contextual suggestions defaultPref("browser.urlbar.suggest.quicksuggest.nonsponsored", false); // [FF95+] defaultPref("browser.urlbar.suggest.quicksuggest.sponsored", false); // [FF92+] // ------------------------------------- // Disable live search suggestions defaultPref("browser.search.suggest.enabled", false); defaultPref("browser.urlbar.suggest.searches", false); // ------------------------------------- // Disable urlbar trending search suggestions [FF118+] defaultPref("browser.urlbar.trending.featureGate", false); // ------------------------------------- // Disable urlbar suggestions defaultPref("browser.urlbar.addons.featureGate", false); // [FF115+] defaultPref("browser.urlbar.mdn.featureGate", false); // [FF117+] [HIDDEN PREF] defaultPref("browser.urlbar.pocket.featureGate", false); // [FF116+] [DEFAULT: false] defaultPref("browser.urlbar.weather.featureGate", false); // [FF108+] [DEFAULT: false] // ------------------------------------- // Disable urlbar clipboard suggestions [FF118+] // defaultPref("browser.urlbar.clipboard.featureGate", false); // [DEFAULT: false] // ------------------------------------- // Disable search and form history defaultPref("browser.formfill.enable", false); // ------------------------------------- // Disable tab-to-search [FF85+] defaultPref("browser.urlbar.suggest.engines", false); // ------------------------------------- // Disable coloring of visited links lockPref("layout.css.visited_links_enabled", false); // ------------------------------------- // Enable separate default search engine in Private Windows and its UI setting defaultPref("browser.search.separatePrivateDefault", true); // [FF70+] defaultPref("browser.search.separatePrivateDefault.ui.enabled", true); // [FF71+] // ------------------------------------- // Disable merino lockPref("browser.urlbar.merino.enabled", false); // // >>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>> // PASSWORDS // >>>>>>>>>>>>>>>>>>>>> // // Disable saving passwords and password alerts. defaultPref("signon.rememberSignons", false); defaultPref("signon.generation.enabled", false); defaultPref("signon.management.page.breach-alerts.enabled", false); defaultPref("signon.management.page.breachAlertUrl", ""); // ------------------------------------- // Set when Firefox should prompt for the primary password // 0=once per session (default), 1=every time it's needed, 2=after n minutes defaultPref("security.ask_for_password", 2); // ------------------------------------- // Set how long in minutes Firefox should remember the primary password (0901) defaultPref("security.password_lifetime", 5); // [DEFAULT: 30] // ------------------------------------- // Disable auto-filling username & password form fields lockPref("signon.autofillForms", false); // ------------------------------------- // Disable formless login capture for Password Manager [FF51+] lockPref("signon.formlessCapture.enabled", false); // ------------------------------------- // Limit (or disable) HTTP authentication credentials dialogs triggered by sub-resources [FF41+] // 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) lockPref("network.auth.subresource-http-auth-allow", 1); // ------------------------------------- // Enforce no automatic authentication on Microsoft sites [FF91+] [WINDOWS 10+] // defaultPref("network.http.windows-sso.enabled", false); // [DEFAULT: false] // // >>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>> // DISK AVOIDANCE // >>>>>>>>>>>>>>>>>>>>> // // Disable disk cache defaultPref("browser.cache.disk.enable", false); // ------------------------------------- // Disable media cache from writing to disk in Private Browsing defaultPref("browser.privatebrowsing.forceMediaMemoryCache", true); // [FF75+] defaultPref("media.memory_cache_max_size", 65536); // ------------------------------------- // Disable storing extra session data [SETUP-CHROME] // 0=everywhere, 1=unencrypted sites, 2=nowhere lockPref("browser.sessionstore.privacy_level", 2); // ------------------------------------- // Disable automatic Firefox start and session restore after reboot [FF62+] [WINDOWS] lockPref("toolkit.winRegisterApplicationRestart", false); // ------------------------------------- // Disable favicons in shortcuts [WINDOWS] lockPref("browser.shell.shortcutFavicons", false); // // >>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>> // HTTPS (SSL/TLS / OCSP / CERTS / HPKP) // >>>>>>>>>>>>>>>>>>>>> // // Require safe negotiation defaultPref("security.ssl.require_safe_negotiation", true); // ------------------------------------- // Disable TLS1.3 0-RTT (round-trip time) [FF51+] lockPref("security.tls.enable_0rtt_data", false); // // OCSP (Online Certificate Status Protocol) // // Enforce OCSP fetching to confirm current validity of certificates // 0=disabled, 1=enabled (default), 2=enabled for EV certificates only defaultPref("security.OCSP.enabled", 0); // [DEFAULT: 1] // ------------------------------------- // Set OCSP fetch failures (non-stapled) to hard-fail [SETUP-WEB] defaultPref("security.OCSP.require", false); // // CERTS / HPKP (HTTP Public Key Pinning) // // Enable strict PKP (Public Key Pinning) // 0=disabled, 1=allow user MiTM (default; such as your antivirus), 2=strict defaultPref("security.cert_pinning.enforcement_level", 2); // ------------------------------------- // Disable CRLite [FF73+] // 0 = disabled // 1 = consult CRLite but only collect telemetry (default) // 2 = consult CRLite and enforce both "Revoked" and "Not Revoked" results // 3 = consult CRLite and enforce "Not Revoked" results, but defer to OCSP for "Revoked" (default) defaultPref("security.remote_settings.intermediates.enabled", false); defaultPref("security.remote_settings.intermediates.bucket", ""); defaultPref("security.remote_settings.intermediates.collection", ""); defaultPref("security.remote_settings.intermediates.signer", ""); defaultPref("security.remote_settings.crlite_filters.enabled", false); defaultPref("security.remote_settings.crlite_filters.bucket", ""); defaultPref("security.remote_settings.crlite_filters.collection", ""); defaultPref("security.remote_settings.crlite_filters.signer", ""); defaultPref("security.pki.crlite_mode", 0); // // MIXED CONTENT // // Disable insecure passive content (such as images) on https pages [SETUP-WEB] // defaultPref("security.mixed_content.block_display_content", true); // Defense-in-depth // ------------------------------------- // Enable HTTPS-Only mode in all windows defaultPref("dom.security.https_only_mode", true); // [FF76+] // lockPref("dom.security.https_only_mode_pbm", true); // [FF80+] // ------------------------------------- // Enable HTTPS-Only mode for local resources [FF77+] // lockPref("dom.security.https_only_mode.upgrade_local", true); // ------------------------------------- // Disable HTTP background requests [FF82+] lockPref("dom.security.https_only_mode_send_http_background_request", false); // ------------------------------------- // Disable ping to Mozilla for Man-in-the-Middle detection defaultPref("security.certerrors.mitm.priming.enabled", false); defaultPref("security.certerrors.mitm.priming.endpoint", ""); defaultPref("security.pki.mitm_canary_issuer", ""); defaultPref("security.pki.mitm_canary_issuer.enabled", false); defaultPref("security.pki.mitm_detected", false); // // UI (User Interface) // // Display warning on the padlock for "broken security" lockPref("security.ssl.treat_unsafe_negotiation_as_broken", true); // ------------------------------------- // Display advanced information on Insecure Connection warning pages defaultPref("browser.xul.error_pages.expert_bad_cert", true); // // >>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>> // REFERERS // >>>>>>>>>>>>>>>>>>>>> // // Control the amount of cross-origin information to send [FF52+] // 0=send full URI (default), 1=scheme+host+port+path, 2=scheme+host+port defaultPref("network.http.referer.XOriginTrimmingPolicy", 2); // // >>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>> // CONTAINERS // >>>>>>>>>>>>>>>>>>>>> // // Enable Container Tabs and its UI setting [FF50+] // defaultPref("privacy.userContext.enabled", true); // defaultPref("privacy.userContext.ui.enabled", true); // ------------------------------------- // Set behavior on "+ Tab" button to display container menu on left click [FF74+] // lockPref("privacy.userContext.newTabContainerOnLeftClick.enabled", true); // // >>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>> // PLUGINS / MEDIA / WEBRTC // >>>>>>>>>>>>>>>>>>>>> // // Force WebRTC inside the proxy [FF70+] lockPref("media.peerconnection.ice.proxy_only_if_behind_proxy", true); // ------------------------------------- // Force a single network interface for ICE candidates generation [FF42+] lockPref("media.peerconnection.ice.default_address_only", true); // ------------------------------------- // Force exclusion of private IPs from ICE candidates [FF51+] // lockPref("media.peerconnection.ice.no_host", true); // ------------------------------------- // Disable GMP (Gecko Media Plugins) defaultPref("media.gmp-provider.enabled", false); defaultPref("media.gmp-manager.url", ""); defaultPref("media.gmp-gmpopenh264.enabled", false); // // >>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>> // DOM (DOCUMENT OBJECT MODEL) // >>>>>>>>>>>>>>>>>>>>> // // Prevent scripts from moving and resizing open windows lockPref("dom.disable_window_move_resize", true); // // >>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>> // MISCELLANEOUS // >>>>>>>>>>>>>>>>>>>>> // // Remove temp files opened from non-PB windows with an external application defaultPref("browser.download.start_downloads_in_tmp_dir", true); // [FF102+] // ------------------------------------- // Disable sending additional analytics to web servers lockPref("beacon.enabled", false); // ------------------------------------- // Remove temp files opened with an external application lockPref("browser.helperApps.deleteTempFileOnExit", true); // ------------------------------------- // Disable UITour backend so there is no chance that a remote page can use it lockPref("browser.uitour.enabled", false); lockPref("browser.uitour.url", ""); // Defense-in-depth // ------------------------------------- // Reset remote debugging to disabled defaultPref("devtools.debugger.remote-enabled", false); // [DEFAULT: false] // ------------------------------------- // Disable websites overriding Firefox's keyboard shortcuts [FF58+] // 0 (default) or 1=allow, 2=block // lockPref("permissions.default.shortcuts", 2); // ------------------------------------- // Remove special permissions for certain mozilla domains [FF35+] lockPref("permissions.manager.defaultsUrl", ""); // ------------------------------------- // Remove webchannel whitelist lockPref("webchannel.allowObject.urlWhitelist", ""); // ------------------------------------- // Use Punycode in Internationalized Domain Names to eliminate possible spoofing lockPref("network.IDN_show_punycode", true); // ------------------------------------- // Enforce PDFJS, disable PDFJS scripting lockPref("pdfjs.disabled", false); // [DEFAULT: false] lockPref("pdfjs.enableScripting", false); // [FF86+] // ------------------------------------- // Disable middle click on new tab button opening URLs or searches using clipboard [FF115+] defaultPref("browser.tabs.searchclipboardfor.middleclick", false); // [DEFAULT: false NON-LINUX] // ------------------------------------- // Disable the default checkedness for "Save card and address to Firefox" checkboxes defaultPref("dom.payments.defaults.saveAddress", false); defaultPref("dom.payments.defaults.saveCreditCard", false); // ------------------------------------- // Disable Displaying Javascript in History URLs defaultPref("browser.urlbar.filter.javascript", true); // // DOWNLOADS // // Enable user interaction for security by always asking where to download defaultPref("browser.download.useDownloadDir", false); // ------------------------------------- // Disable downloads panel opening on every download [FF96+] lockPref("browser.download.alwaysOpenPanel", false); // ------------------------------------- // Disable adding downloads to the system's "recent documents" list lockPref("browser.download.manager.addToRecentDocs", false); // ------------------------------------- // Enable user interaction for security by always asking how to handle new mimetypes [FF101+] lockPref("browser.download.always_ask_before_handling_new_types", true); // // EXTENSIONS // // Limit allowed extension directories lockPref("extensions.enabledScopes", 5); // [HIDDEN PREF] // lockPref("extensions.autoDisableScopes", 15); // [DEFAULT: 15] // ------------------------------------- // Disable bypassing 3rd party extension install prompts [FF82+] lockPref("extensions.postDownloadThirdPartyPrompt", false); // ------------------------------------- // Disable webextension restrictions on certain mozilla domains [FF60+] // lockPref("extensions.webextensions.restrictedDomains", ""); // ------------------------------------- // Disable extensions suggestions defaultPref("extensions.webservice.discoverURL", ""); // // >>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>> // ETP (ENHANCED TRACKING PROTECTION) // >>>>>>>>>>>>>>>>>>>>> // // Enable ETP Strict Mode [FF86+] // defaultPref("browser.contentblocking.category", "strict"); // [HIDDEN PREF] // ------------------------------------- // Disable ETP web compat features [FF93+] // lockPref("privacy.antitracking.enableWebcompat", false); // // >>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>> // SHUTDOWN & SANITIZING // >>>>>>>>>>>>>>>>>>>>> // // Enable Firefox to clear items on shutdown defaultPref("privacy.sanitize.sanitizeOnShutdown", true); // // SANITIZE ON SHUTDOWN: IGNORES "ALLOW" SITE EXCEPTIONS // // Set/enforce what items to clear on shutdown [SETUP-CHROME] defaultPref("privacy.clearOnShutdown.cache", true); defaultPref("privacy.clearOnShutdown.downloads", true); // [DEFAULT: true] defaultPref("privacy.clearOnShutdown.formdata", true); // [DEFAULT: true] defaultPref("privacy.clearOnShutdown.history", true); // [DEFAULT: true] defaultPref("privacy.clearOnShutdown.sessions", true); // [DEFAULT: true] // defaultPref("privacy.clearOnShutdown.siteSettings", false); // [DEFAULT: false] // ------------------------------------- // Set Session Restore to clear on shutdown [FF34+] // defaultPref("privacy.clearOnShutdown.openWindows", true); // // SANITIZE ON SHUTDOWN: RESPECTS "ALLOW" SITE EXCEPTIONS FF103+ // // Set "Cookies" and "Site Data" to clear on shutdown defaultPref("privacy.clearOnShutdown.cookies", true); // Cookies defaultPref("privacy.clearOnShutdown.offlineApps", true); // Site Data // // SANITIZE MANUAL: IGNORES "ALLOW" SITE EXCEPTIONS // // Reset default items to clear with Ctrl-Shift-Del defaultPref("privacy.cpd.cache", true); // [DEFAULT: true] defaultPref("privacy.cpd.formdata", true); // Form & Search History defaultPref("privacy.cpd.history", true); // Browsing & Download History defaultPref("privacy.cpd.offlineApps", true); // Offline Website Data defaultPref("privacy.cpd.sessions", true); // [DEFAULT: true] defaultPref("privacy.cpd.offlineApps", true); // [DEFAULT: false] defaultPref("privacy.cpd.cookies", true); // defaultPref("privacy.cpd.downloads", true); // not used // defaultPref("privacy.cpd.openWindows", false); // Session Restore // defaultPref("privacy.cpd.passwords", false); // defaultPref("privacy.cpd.siteSettings", false); // ------------------------------------- // Clear Session Restore data when sanitizing on shutdown or manually [FF34+] // lockPref("privacy.clearOnShutdown.openWindows", true); // lockPref("privacy.cpd.openWindows", true); // ------------------------------------- // Reset default "Time range to clear" for "Clear Recent History" // 0=everything, 1=last hour, 2=last two hours, 3=last four hours, 4=today lockPref("privacy.sanitize.timeSpan", 0); // // >>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>> // FPP (fingerprintingProtection) // >>>>>>>>>>>>>>>>>>>>> // Enable FPP in PB mode [FF114+] // defaultPref("privacy.fingerprintingProtection.pbmode", true); // [DEFAULT: true FF118+] // ------------------------------------- // Set global FPP overrides [FF114+] // defaultPref("privacy.fingerprintingProtection.overrides", ""); // // >>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>> // RFP (resistFingerprinting) // >>>>>>>>>>>>>>>>>>>>> // // Disable RFP // defaultPref("privacy.resistFingerprinting", true); // [FF114+] // defaultPref("privacy.resistFingerprinting.pbmode", true); // [FF114+] // ------------------------------------- // Set new window size rounding max values [FF55+] defaultPref("privacy.window.maxInnerWidth", 1400); defaultPref("privacy.window.maxInnerHeight", 900); // ------------------------------------- // Disable mozAddonManager Web API [FF57+] lockPref("privacy.resistFingerprinting.block_mozAddonManager", true); // ------------------------------------- // Enable RFP letterboxing [FF67+] // lockPref("privacy.resistFingerprinting.letterboxing", true); // [HIDDEN PREF] // lockPref("privacy.resistFingerprinting.letterboxing.dimensions", ""); // [HIDDEN PREF] // ------------------------------------- // Experimental RFP [FF91+] // lockPref("privacy.resistFingerprinting.exemptedDomains", "*.example.invalid"); // ------------------------------------- // Disable using system colors lockPref("browser.display.use_system_colors", false); // [DEFAULT: false NON-WINDOWS] // ------------------------------------- // Enforce non-native widget theme lockPref("widget.non-native-theme.enabled", true); // [DEFAULT: true] // ------------------------------------- // Enforce links targeting new windows to open in a new tab instead // 1=most recent window or tab, 2=new window, 3=new tab defaultPref("browser.link.open_newwindow", 3); // [DEFAULT: 3] // ------------------------------------- // Set all open window methods to abide by "browser.link.open_newwindow" defaultPref("browser.link.open_newwindow.restriction", 0); // ------------------------------------- // Disable WebGL (Web Graphics Library) defaultPref("webgl.disabled", true); // // >>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>> // OPTIONAL OPSEC // >>>>>>>>>>>>>>>>>>>>> // // Start Firefox in PB (Private Browsing) mode // lockPref("browser.privatebrowsing.autostart", true); // ------------------------------------- // Disable memory cache // capacity: -1=determine dynamically (default), 0=none, n=memory capacity in kibibytes // lockPref("browser.cache.memory.enable", false); // lockPref("browser.cache.memory.capacity", 0); // ------------------------------------- // Disable saving passwords // lockPref("signon.rememberSignons", false); // ------------------------------------- // Disable permissions manager from writing to disk [FF41+] [RESTART] // lockPref("permissions.memory_only", true); // [HIDDEN PREF] // ------------------------------------- // Disable intermediate certificate caching [FF41+] [RESTART] // lockPref("security.nocertdb", true); // ------------------------------------- // Disable favicons in history and bookmarks defaultPref("browser.chrome.site_icons", false); // ------------------------------------- // Exclude "Undo Closed Tabs" in Session Restore // lockPref("browser.sessionstore.max_tabs_undo", 0); // ------------------------------------- // Disable resuming session from crash // lockPref("browser.sessionstore.resume_from_crash", false); // ------------------------------------- // Disable "open with" in download dialog [FF50+] // lockPref("browser.download.forbid_open_with", true); // ------------------------------------- // Disable location bar suggestion types defaultPref("browser.urlbar.suggest.history", false); defaultPref("browser.urlbar.suggest.bookmark", false); defaultPref("browser.urlbar.suggest.openpage", false); defaultPref("browser.urlbar.suggest.topsites", false); // [FF78+] defaultPref("browser.urlbar.suggest.weather", false); // ------------------------------------- // Disable location bar dropdown // lockPref("browser.urlbar.maxRichResults", 0); // ------------------------------------- // Disable location bar autofill lockPref("browser.urlbar.autoFill", false); // ------------------------------------- // Disable browsing and download history defaultPref("places.history.enabled", false); // ------------------------------------- // Disable Windows jumplist [WINDOWS] // lockPref("browser.taskbar.lists.enabled", false); // lockPref("browser.taskbar.lists.frequent.enabled", false); // lockPref("browser.taskbar.lists.recent.enabled", false); // lockPref("browser.taskbar.lists.tasks.enabled", false); // ------------------------------------- // Discourage downloading to desktop // 0=desktop, 1=downloads (default), 2=custom // lockPref("browser.download.folderList", 2); // ------------------------------------- // Disable Form Autofill defaultPref("extensions.formautofill.addresses.enabled", false); // [FF55+] defaultPref("extensions.formautofill.creditCards.enabled", false); // [FF56+] // ------------------------------------- // Limit events that can cause a pop-up // defaultPref("dom.popup_allowed_events", "click dblclick mousedown pointerdown"); // ------------------------------------- // Disable page thumbnail collection // defaultPref("browser.pagethumbnails.capturing_disabled", true); // [HIDDEN PREF] // ------------------------------------- // Disable Windows native notifications and use app notications instead [FF111+] [WINDOWS] // defaultPref("alerts.useSystemBackend.windows.notificationserver.enabled", false); // ------------------------------------- // Disable location bar using search defaultPref("keyword.enabled", false); // ------------------------------------- // Force GPU sandboxing (Linux, default on Windows) // defaultPref("security.sandbox.gpu.level", 1); // ------------------------------------- // Enable Site Isolation // defaultPref("fission.autostart", true); // defaultPref("gfx.webrender.all", true); // // >>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>> // OPTIONAL HARDENING // >>>>>>>>>>>>>>>>>>>>> // // Disable MathML (Mathematical Markup Language) [FF51+] defaultPref("mathml.disabled", true); // ------------------------------------- // Disable in-content SVG (Scalable Vector Graphics) [FF53+] // lockPref("svg.disabled", true); // ------------------------------------- // Disable graphite defaultPref("gfx.font_rendering.graphite.enabled", false); // ------------------------------------- // Disable asm.js [FF22+] lockPref("javascript.options.asmjs", false); // ------------------------------------- // Disable Ion and baseline JIT to harden against JS exploits // defaultPref("javascript.options.ion", false); // defaultPref("javascript.options.baselinejit", false); // defaultPref("javascript.options.jit_trustedprincipals", true); // [FF75+] [HIDDEN PREF] // ------------------------------------- // Disable WebAssembly [FF52+] defaultPref("javascript.options.wasm", false); // ------------------------------------- // Disable rendering of SVG OpenType fonts defaultPref("gfx.font_rendering.opentype_svg.enabled", false); // ------------------------------------- // Disable widevine CDM (Content Decryption Module) defaultPref("media.gmp-widevinecdm.enabled", false); // ------------------------------------- // Disable all DRM content (EME: Encryption Media Extension) defaultPref("media.eme.enabled", false); defaultPref("browser.eme.ui.enabled", false); // ------------------------------------- // Disable IPv6 if using a VPN // defaultPref("network.dns.disableIPv6", true); // ------------------------------------- // Control when to send a cross-origin referer // * 0=always (default), 1=only if base domains match, 2=only if hosts match // defaultPref("network.http.referer.XOriginPolicy", 2); // ------------------------------------- // Set DoH bootstrap address [FF89+] // defaultPref("network.trr.bootstrapAddr", "10.0.0.1"); // [HIDDEN PREF] // // >>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>> // DON'T TOUCH // >>>>>>>>>>>>>>>>>>>>> // // Disable Firefox blocklist lockPref("extensions.blocklist.enabled", false); // [DEFAULT: true] lockPref("extensions.blocklist.addonItemURL", ""); lockPref("extensions.blocklist.detailsURL", ""); lockPref("extensions.blocklist.itemURL", ""); lockPref("services.blocklist.addons.collection", ""); lockPref("services.blocklist.addons.signer", ""); lockPref("services.blocklist.plugins.collection", ""); lockPref("services.blocklist.plugins.signer", ""); lockPref("services.blocklist.gfx.collection", ""); lockPref("services.blocklist.gfx.signer", ""); // ------------------------------------- // Enforce no referer spoofing lockPref("network.http.referer.spoofSource", true); // [DEFAULT: false] // ------------------------------------- // Enforce a security delay on some confirmation dialogs such as install, open/save lockPref("security.dialog_enable_delay", 1000); // [DEFAULT: 1000] // ------------------------------------- // Enforce no First Party Isolation [FF51+] defaultPref("privacy.firstparty.isolate", false); // [DEFAULT: false] // ------------------------------------- // Enforce SmartBlock shims (about:compat) [FF81+] lockPref("extensions.webcompat.enable_shims", true); // [HIDDEN PREF] [DEFAULT: true] // ------------------------------------- // Enforce no TLS 1.0/1.1 downgrades lockPref("security.tls.version.enable-deprecated", false); // [DEFAULT: false] // ------------------------------------- // Enforce disabling of Web Compatibility Reporter [FF56+] lockPref("extensions.webcompat-reporter.enabled", false); // [DEFAULT: false] // ------------------------------------- // Disable Quarantined Domains [FF115+] defaultPref("extensions.quarantinedDomains.enabled", false); // [DEFAULT: true] // ------------------------------------- // prefsCleaner: previously active items removed from arkenfox 115-117 // defaultPref("accessibility.force_disabled", ""); // defaultPref("browser.urlbar.dnsResolveSingleWordsAfterSearch", ""); // defaultPref("network.protocol-handler.external.ms-windows-store", ""); // defaultPref("privacy.partition.always_partition_third_party_non_cookie_storage", ""); // defaultPref("privacy.partition.always_partition_third_party_non_cookie_storage.exempt_sessionstorage", ""); // defaultPref("privacy.partition.serviceWorkers", ""); // // >>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>> // DON'T BOTHER // >>>>>>>>>>>>>>>>>>>>> // // Disable APIs defaultPref("geo.enabled", false); // lockPref("full-screen-api.enabled", false); // ------------------------------------- // Set default permissions // 0=always ask (default), 1=allow, 2=block defaultPref("permissions.default.geo", 2); defaultPref("permissions.default.camera", 2); defaultPref("permissions.default.microphone", 2); defaultPref("permissions.default.desktop-notification", 2); defaultPref("permissions.default.xr", 2); // Virtual Reality // ------------------------------------- // Disable canvas capture stream defaultPref"canvas.capturestream.enabled", false); // ------------------------------------- // Disable offscreen canvas defaultPref("gfx.offscreencanvas.enabled", false); // ------------------------------------- // Disable non-modern cipher suites // defaultPref("security.ssl3.ecdhe_ecdsa_aes_128_sha", false); // defaultPref("security.ssl3.ecdhe_ecdsa_aes_256_sha", false); // defaultPref("security.ssl3.ecdhe_rsa_aes_128_sha", false); // defaultPref("security.ssl3.ecdhe_rsa_aes_256_sha", false); // defaultPref("security.ssl3.rsa_aes_128_gcm_sha256", false); // no PFS // defaultPref("security.ssl3.rsa_aes_256_gcm_sha384", false); // no PFS // defaultPref("security.ssl3.rsa_aes_128_sha", false); // no PFS // defaultPref("security.ssl3.rsa_aes_256_sha", false); // no PFS // ------------------------------------- // Control TLS versions // lockPref("security.tls.version.min", 3); // [DEFAULT: 3] // lockPref("security.tls.version.max", 4); // ------------------------------------- // Disable SSL session IDs [FF36+] // lockPref("security.ssl.disable_session_identifiers", true); // ------------------------------------- // Onions // lockPref("dom.securecontext.allowlist_onions", true); // lockPref("network.http.referer.hideOnionSource", true); // ------------------------------------- // Referers // lockPref("network.http.sendRefererHeader", 2); // lockPref("network.http.referer.trimmingPolicy", 0); // ------------------------------------- // Set the default Referrer Policy [FF59+] // 0=no-referer, 1=same-origin, 2=strict-origin-when-cross-origin, 3=no-referrer-when-downgrade // lockPref("network.http.referer.defaultPolicy", 2); // [DEFAULT: 2] // lockPref("network.http.referer.defaultPolicy.pbmode", 2); // [DEFAULT: 2] // ------------------------------------- // Disable HTTP Alternative Services [FF37+] // lockPref("network.http.altsvc.enabled", false); // ------------------------------------- // Disable website control over browser right-click context menu // lockPref("dom.event.contextmenu.enabled", false); // ------------------------------------- // Disable icon fonts (glyphs) and local fallback rendering // lockPref("gfx.downloadable_fonts.enabled", false); // [FF41+] // lockPref("gfx.downloadable_fonts.fallback_delay", -1); // ------------------------------------- // Disable Clipboard API // lockPref("dom.event.clipboardevents.enabled", false); // ------------------------------------- // Disable System Add-on updates defaultPref("extensions.systemAddon.update.enabled", false); // [FF62+] defaultPref("extensions.systemAddon.update.url", ""); // [FF44+] // ------------------------------------- // Enable the DNT (Do Not Track) HTTP header defaultPref("privacy.donottrackheader.enabled", false); // ------------------------------------- // Customize ETP settings defaultPref("network.cookie.cookieBehavior", 5); // [DEFAULT: 5 FF103+] // defaultPref("privacy.fingerprintingProtection", true); // [FF114+] [ETP FF119+] // lockPref("privacy.partition.network_state.ocsp_cache", true); // [DEFAULT: true FF123+] // lockPref("privacy.query_stripping.enabled", true); // [FF101+] defaultPref("privacy.query_stripping.strip_list", "__hsfp __hssc __hstc __s _hsenc _openstat dclid fbclid gbraid gclid hsCtaTracking igshid mc_eid ml_subscriber ml_subscriber_hash msclkid oft_c oft_ck oft_d oft_id oft_ids oft_k oft_lk oft_sk oly_anon_id oly_enc_id rb_clickid s_cid twclid vero_conv vero_id wbraid wickedid yclid"); // lockPref("network.http.referer.disallowCrossSiteRelaxingDefault", true); // lockPref("network.http.referer.disallowCrossSiteRelaxingDefault.top_navigation", true); // [FF100+] // lockPref("privacy.trackingprotection.enabled", true); // lockPref("privacy.trackingprotection.socialtracking.enabled", true); // lockPref("privacy.trackingprotection.cryptomining.enabled", true); // [DEFAULT: true] // lockPref("privacy.trackingprotection.fingerprinting.enabled", true); // [DEFAULT: true] // ------------------------------------- // Allow embedded tweets and Reddit posts. Don't do it! // lockPref("urlclassifier.trackingSkipURLs", "*.reddit.com, *.twitter.com, *.twimg.com"); // [HIDDEN PREF] // lockPref("urlclassifier.features.socialtracking.skipURLs", "*.instagram.com, *.twitter.com, *.twimg.com"); // [HIDDEN PREF] // ------------------------------------- // Disable service workers // lockPref("dom.serviceWorkers.enabled", false); // ------------------------------------- // Disable Web Notifications [FF22+] // lockPref("dom.webnotifications.enabled", false); // ------------------------------------- // Disable Push Notifications [FF44+] defaultPref("dom.push.enabled", false); defaultPref("dom.push.connection.enabled", false); defaultPref("dom.push.serverURL", ""); defaultPref("dom.push.userAgentID", ""); // ------------------------------------- // Disable WebRTC (Web Real-Time Communication) defaultPref("media.peerconnection.enabled", false); // // >>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>> // DON'T BOTHER: FINGERPRINTING // >>>>>>>>>>>>>>>>>>>>> // // prefsCleaner: reset items useless for anti-fingerprinting // lockPref("browser.zoom.siteSpecific", false); // lockPref("dom.enable_performance", false); // lockPref("dom.enable_resource_timing", false); // lockPref("font.system.whitelist", ""); // [HIDDEN PREF] // lockPref("general.appname.override", ""); // [HIDDEN PREF] // lockPref("general.appversion.override", ""); // [HIDDEN PREF] // lockPref("general.buildID.override", "20181001000000"); // [HIDDEN PREF] // lockPref("general.oscpu.override", ""); // [HIDDEN PREF] // lockPref("general.platform.override", ""); // [HIDDEN PREF] // lockPref("media.ondevicechange.enabled", false); // lockPref("media.video_stats.enabled", false); // lockPref("webgl.enable-debug-renderer-info", false); defaultPref("ui.use_standins_for_native_colors", true); defaultPref("browser.display.use_document_fonts", 0); defaultPref("dom.maxHardwareConcurrency", 2); defaultPref("dom.w3c_touch_events.enabled", 1); // [BUG - Scroll doesn't work] defaultPref("general.useragent.override", "Mozilla/5.0 (Android 10; Mobile; rv:115.0) Gecko/115.0 Firefox/115.0"); // HIDDEN PREF lockPref("device.sensors.enabled", false); lockPref("dom.gamepad.enabled", false); lockPref("dom.netinfo.enabled", false); lockPref("dom.vibrator.enabled", false); lockPref("dom.webaudio.enabled", false); lockPref("media.navigator.enabled", false); lockPref("media.webspeech.synth.enabled", false); // ------------------------------------- // Disable API for measuring text width and height. defaultPref("dom.textMetrics.actualBoundingBox.enabled", false); defaultPref("dom.textMetrics.baselines.enabled", false); defaultPref("dom.textMetrics.emHeight.enabled", false); defaultPref("dom.textMetrics.fontBoundingBox.enabled", false); // // >>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>> // NON-PROJECT RELATED // >>>>>>>>>>>>>>>>>>>>> // // WELCOME & WHAT'S NEW NOTICES // defaultPref("browser.startup.homepage_override.mstone", "ignore"); // [HIDDEN PREF] defaultPref("startup.homepage_welcome_url", ""); defaultPref("startup.homepage_welcome_url.additional", ""); defaultPref("startup.homepage_override_url", ""); // What's New page after updates // // WARNINGS // defaultPref("browser.tabs.warnOnClose", false); // [DEFAULT false FF94+] defaultPref("browser.tabs.warnOnCloseOtherTabs", false); defaultPref("browser.tabs.warnOnOpen", false); defaultPref("browser.warnOnQuitShortcut", false); // [FF94+] lockPref("full-screen-api.warning.delay", 0); lockPref("full-screen-api.warning.timeout", 0); defaultPref("browser.warnOnQuit", false); // // UPDATES // // Disable auto-INSTALLING Firefox updates [NON-WINDOWS] lockPref("app.update.auto", false); // ------------------------------------- // Disable auto-CHECKING for extension and theme updates defaultPref("extensions.update.enabled", false); // ------------------------------------- // Disable auto-INSTALLING extension and theme updates defaultPref("extensions.update.autoUpdateDefault", false); // ------------------------------------- // Disable extension metadata lockPref("extensions.getAddons.cache.enabled", false); // ------------------------------------- // Disable search engine updates (e.g. OpenSearch) defaultPref("browser.search.update", false); // // APPEARANCE // defaultPref("toolkit.legacyUserProfileCustomizations.stylesheets", true); // [FF68+] allow userChrome/userContent // // CONTENT BEHAVIOR // defaultPref("accessibility.typeaheadfind", false); // enable "Find As You Type" defaultPref("clipboard.autocopy", false); // disable autocopy default [LINUX] defaultPref("layout.spellcheckDefault", 0); // 0=none, 1-multi-line, 2=multi-line & single-line // // FIREFOX HOME CONTENT // defaultPref("browser.newtabpage.activity-stream.feeds.section.topstories", false); // Recommended by Pocket defaultPref("browser.newtabpage.activity-stream.section.highlights.includePocket", false); defaultPref("browser.newtabpage.activity-stream.feeds.topsites", false); defaultPref("browser.newtabpage.activity-stream.showSearch", false); defaultPref("browser.newtabpage.activity-stream.section.highlights.includeBookmarks", false); defaultPref("browser.newtabpage.activity-stream.section.highlights.includeDownloads", false); defaultPref("browser.newtabpage.activity-stream.section.highlights.includeVisited", false); // // UX FEATURES // lockPref("extensions.pocket.enabled", false); // Pocket Account [FF46+] lockPref("extensions.screenshots.disabled", true); // [FF55+] lockPref("identity.fxaccounts.enabled", false); // Firefox Accounts & Sync [FF60+] [RESTART] defaultPref("reader.parse-on-load.enabled", false); // Reader View defaultPref("browser.tabs.firefox-view", false); // Firefox-view // // PERFORMANCE AND SOME TRICKS // defaultPref("layers.acceleration.force-enabled", true); // defaultPref("ui.click_hold_context_menus.delay", 50000); // [BUG - Opening links don't work] defaultPref("toolkit.cosmeticAnimations.enabled", false); defaultPref("browser.tabs.animate", false); defaultPref("browser.fullscreen.animate", false); defaultPref("browser.stopReloadAnimation.enabled", false); defaultPref("browser.download.animateNotifications", false); defaultPref("browser.suppress_first_window_animation", true); defaultPref("dom.animations.offscreen-throttling", true); defaultPref("media.hardwaremediakeys.enabled", true); defaultPref("browser.uidensity", 2); defaultPref("browser.tabs.inTitlebar", 1); defaultPref("dom.w3c_touch_events.legacy_apis.enabled", true); // // OTHER // // lockPref("browser.bookmarks.max_backups", 2); lockPref("browser.newtabpage.activity-stream.asrouter.userprefs.cfr.addons", false); // disable CFR [FF67+] lockPref("browser.newtabpage.activity-stream.asrouter.userprefs.cfr.features", false); // disable CFR [FF67+] lockPref("browser.messaging-system.whatsNewPanel.enabled", false); // What's New toolbar icon [FF69+] lockPref("browser.urlbar.showSearchTerms.enabled", false); defaultPref("browser.sessionstore.interval", 30000); // minimum interval between session save operations lockPref("network.manage-offline-status", false); lockPref("browser.preferences.moreFromMozilla", false); lockPref("browser.disableResetPrompt", true); // [HIDDEN PREF] // lockPref("xpinstall.signatures.required", false); // enforced extension signing (Nightly/ESR) // // MORE // // lockPref("security.insecure_connection_icon.enabled", ""); // [DEFAULT: true FF70+] // lockPref("security.mixed_content.block_active_content", ""); // [DEFAULT: true since at least FF60] defaultPref("security.ssl.enable_ocsp_stapling", false); // [DEFAULT: true FF26+] // lockPref("webgl.disable-fail-if-major-performance-caveat", ""); // [DEFAULT: true FF86+] defaultPref("webgl.enable-webgl2", false); // lockPref("webgl.min_capability_mode", ""); // // >>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>> // DEPRECATED / RENAMED // >>>>>>>>>>>>>>>>>>>>> // // ESR115.x still uses all the following prefs // // FF116 // // Set RFP's font visibility level [FF94+] // defaultPref("layout.css.font-visibility.resistFingerprinting", 1); // [DEFAULT: 1] // // FF117 // // Disable Windows Microsoft Family Safety cert [FF50+] [WINDOWS] defaultPref("security.family_safety.mode", 0); // ------------------------------------- // Disable service worker Web Notifications [FF44+] // defaultPref("dom.webnotifications.serviceworker.enabled", false); // // FF118 // // Limit font visibility (Windows, Mac, some Linux) [FF94+] // defaultPref("layout.css.font-visibility.private", 1); // defaultPref("layout.css.font-visibility.standard", 1); // defaultPref("layout.css.font-visibility.trackingprotection", 1); // ------------------------------------- // Disable permissions delegation [FF73+] // defaultPref("permissions.delegation.enabled", false); // // FF119 // // Disable skipping DoH when parental controls are enabled [FF70+] defaultPref("network.dns.skipTRR-when-parental-control-enabled", false); //