blog/source/threat-hunting/cloudflared-tailscaled-tunnel-detection.md

title	layout	date
Cloudflared/Tailscaled tunnel detection	page	2025-07-27

References: 1, 2 SPL:

| tstats summariesonly=true allow_old_summaries=true count FROM datamodel=Web WHERE index="proxy" Web.url_domain IN ("region*.argotunnel.com", "cftunnel.com", "update.argotunnel.com", "controlplane.tailscale.com", "derp*-all.tailscale.com")
BY Web.user, Web.src, Web.dest, Web.url_domain, Web.url, Web.category, Web.action, _time span=1s
| rename Web.* AS *