Cloudflare incident: API Shield JWT Validation Errors

Affected components

• API Shield

1. resolvedOct 5, 2026, 22:39 UTC

   This incident has been resolved.

2. monitoringOct 5, 2026, 20:09 UTC

   A fix has been implemented and we are monitoring the results.

3. identifiedOct 5, 2026, 11:24 UTC

   The issue has been identified and a fix is being implemented.

4. investigatingOct 5, 2026, 10:55 UTC

   Cloudflare is investigating an issue affecting API Shield JWT validation for customers using symmetric keying material. Our team is actively working on restoring normal service.

What APIStatus.watch saw

Our 5-minute checks didn't record a change in Cloudflare's overall status around this incident. Smaller or regional incidents often leave a provider's overall status green.

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How often does Cloudflare have incidents?

Cloudflare reported 41 incidents in the last 90 days, 1 of them major or critical. A typical incident lasted 1h 33m. See Cloudflare's uptime and incident history