Auth Expiry Troubleshooting: 401/403 and Signature Validation
Published：2026-02-04 · Read 12 min
How to fix playback failures caused by token expiration and signature mismatch.
Common symptom
Playlist loads successfully, but segments fail after a short playback window due to expiry.
Recommended strategy
Align auth lifetime across playlist and segments, and include clock-skew tolerance.