Imperva incident
[INC-1161] Issue Resulting in Unexpected IRA Blocking
Imperva experienced a notice incident on October 13, 2026, lasting 2h 11m. The incident has been resolved; the full update timeline is below.
Update timeline
- investigating Oct 13, 2026, 03:18 PM UTC
We are currently investigating an issue that may be causing some customers to experience false positive IRA blocks. Our teams are actively working to identify the cause and mitigate the impact. The next update will be before 16:00 UTC.
- identified Oct 13, 2026, 03:30 PM UTC
We have identified the cause of the issue that may be resulting in false positive IRA blocks for some customers. Our teams are actively working on mitigation measures and will provide additional updates as progress is made. The next update will be provided before 16:00 UTC.
- identified Oct 13, 2026, 03:31 PM UTC
We have identified the cause of the issue that may be resulting in false positive IRA blocks for some customers. Our teams are actively working on mitigation measures and will provide additional updates as progress is made. The next update will be provided before 16:00 UTC.
- monitoring Oct 13, 2026, 04:28 PM UTC
We have implemented mitigation measures to address the issue that may have resulted in false positive IRA blocks for some customers. Current indicators show the mitigations are performing as expected, and we are actively monitoring the environment to confirm stability. The next update will be provided before 17:30 UTC.
- resolved Oct 13, 2026, 05:29 PM UTC
We have completed monitoring and confirmed that the mitigation measures have successfully resolved the issue that resulted in false positive IRA blocks for some customers. Service is operating normally, and no further impact has been observed. We sincerely apologize for the inconvenience and appreciate your patience while our teams worked to identify and resolve the issue.