Tailscale: OAuth client or API key created with write scopes

Identifies creation of a Tailscale OAuth client or API access key whose granted scopes include WRITE permissions (anything matching :write). Tokens with write scopes are high-value adversary targets.

Detection logic

Detection requirements

Platform: Containers ESXi IaaS Identity Provider Linux macOS Network Devices Office Suite SaaS Windows
The rule states no platform. This is derived from the 2 ATT&CK techniques it maps to.
Log source product: tailscaleccf tailscalepremiumccf
Log source service: tailscale_audit_cl

Detection rules

Tailscale: OAuth client or API key created with write scopes

Detection logic

Detection requirements

MITRE ATT&CK mappings

From the source

Licence

Authorship

Detection rules