Cisco Secure Email Threat Defense incident
Degraded Data Visibility in Dashboard and Messaging Views
Resolved after 21 hours 59 minutes, affecting Management Portal, on April 30, 2026.
The issue has been fully resolved and all services are now operating normally. Dashboard and Messaging views have been restored, and search results are complete. If you have any questions, please contact Cisco TAC: http://www.cisco.com/c/en/us/support/web/tsd-cisco-worldwide-contacts.html
Affected components
Update timeline
- investigating Apr 30, 2026, 04:45 PM UTC
We are currently investigating an issue impacting data visibility and search functionality for a subset of customers. Some users may experience missing data specifically in the Dashboard and Messaging views, as well as incomplete search results. Data ingestion is not impacted, and no data loss has occurred. We are working to restore normal functionality and will provide updates as progress is made.
- monitoring May 01, 2026, 08:22 AM UTC
As of 7:35 UTC, the issue has been resolved and functionality has been restored to normal. We are actively monitoring the system to ensure continued stability.
- resolved May 01, 2026, 02:45 PM UTC
The issue has been fully resolved and all services are now operating normally. Dashboard and Messaging views have been restored, and search results are complete. If you have any questions, please contact Cisco TAC: http://www.cisco.com/c/en/us/support/web/tsd-cisco-worldwide-contacts.html
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