Tailscale Key Expiry ((better)) ❲Confirmed • MANUAL❳

h (hours), d (days), or m (minutes). Example: 48h , 7d , 90m .

These identify a specific machine on your tailnet. These are the keys that typically expire every 180 days by default, requiring user reauthentication. tailscale key expiry

Tailscale key expiry is a security feature that requires devices to periodically re-authenticate to prove they should still have access to your private network. While it prevents "zombie" devices from staying connected indefinitely, it can be a major headache for remote servers or hard-to-reach IoT devices. 1. Default Behavior h (hours), d (days), or m (minutes)