Tailscale: Split-DNS per-domain change history

Identifies the per-domain Split-DNS change history from the audit log. For each modification event, expands Old and New documents and surfaces which domains were added, removed, or changed.

Detection logic

Detection requirements

Platform: 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
Log source service: tailscale_audit_cl

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Detection rules

Tailscale: Split-DNS per-domain change history

Detection logic

Detection requirements

MITRE ATT&CK mappings

From the source

Licence

Authorship

Detection rules