Retrospective: Impacted Performance in Cloud WAF

Informational
14 January 2026, 20:33 UTC

Retrospective: Impacted Performance in Cloud WAF

Status: closed
Date: 14 January 2026, 18:41 UTC
End: 14 January 2026, 20:33 UTC
Duration: 1 hour 52 minutes
Affected Components:
Security Cloud WAF
Update

14 January 2026, 18:41 UTC

14 January 2026, 18:41 UTC

Fastly Engineers detected a performance impacting event affecting the Cloud WAF service and the Signal Sciences Dashboard .

All other data centers and services were unaffected.

The issue has been resolved and we are monitoring performance closely.

Resolved

14 January 2026, 20:33 UTC

14 January 2026, 20:33 UTC

During this incident, customers may have experienced elevated errors and certificates failing to load in the Signal Sciences Dashboard from 18:41 to 19:31 UTC.

This incident is resolved.

For more information about this retrospective stat us post, please reach out to Support through https://support.fastly.com .