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Identifies when a tailnet device begins advertising subnet routes (subnet-router capability) not present in the previous snapshot. Unexpected advertisement may indicate a compromised node expanding reachable surface area or an unsanctioned admin change.
| Attribute | Value |
|---|---|
| Type | Analytic Rule |
| Solution | Tailscale (CCF) |
| ID | c2b3d4e5-2345-6789-01ab-cdef12345002 |
| Severity | Medium |
| Status | Available |
| Kind | Scheduled |
| Tactics | LateralMovement, Persistence |
| Techniques | T1021, T1556 |
| Required Connectors | TailscaleCCF |
| Source | View on GitHub |
This content item queries data from the following tables:
| Table | Transformations | Ingestion API | Lake-Only |
|---|---|---|---|
Tailscale_Devices_CL |
? | ✓ | ? |
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