Elevated Errors from Advanced Rate Limiting on EdgeWAF Services

Incident

25 April 2024, 20:15 UTC

Elevated Errors from Advanced Rate Limiting on EdgeWAF Services

Status: closed

Start: 25 April 2024, 17:50 UTC

End: 25 April 2024, 20:15 UTC

Duration: 2 hours 25 minutes

Affected Components:

Security Security Console & API Next-Gen WAF (NGWAF) Rate Limiting and Alerts

Affected Groups:

All Public Users

Investigating

25 April 2024, 17:50 UTC

We are investigating elevated errors from Advanced Rate Limiting (ARL) on EdgeWAF services.

Identified

25 April 2024, 18:47 UTC

Our engineers have identified the contributing factor and are applying a fix to our Advanced Rate Limiting (ARL) on EdgeWAF services.

Monitoring

25 April 2024, 20:08 UTC

Engineering has confirmed the impact to our Advanced Rate Limiting (ARL) on EdgeWAF services has been mitigated.

Resolved

25 April 2024, 20:15 UTC

Engineering has confirmed that our Advanced Rate Limiting (ARL) on EdgeWAF services has been fully restored. Customers may have experienced rules being applied to additional requests post match, that should not be rate limited from 17:50 to 20:15 UTC.

Affected customers may have experienced impact to varying degrees and to a longer duration than as set forth above.

This incident is resolved.