Major incident

Optum: System Incident - Enterprise CAC - Production

Affected: Enterprise CAC

Current status of Optum: Operational — live Optum status

Timeline

1. Sep 2, 2026, 15:45 UTC
   investigating
   Optum is aware of intermittent issues impacting some users of Enterprise CAC. Teams are actively investigating reports of users experiencing difficulties accessing certain application functions. Additional updates will be provided as more information becomes available.
2. Sep 2, 2026, 20:00 UTC
   investigating
   Our teams continue to work closely with Microsoft to investigate the issue. Troubleshooting efforts are ongoing, and further updates will be provided as they become available.
3. Sep 2, 2026, 23:19 UTC
   resolved
   The reported issue has been resolved. Microsoft implemented configuration changes to address the identified traffic distribution imbalance within the Azure environment. Service performance has stabilized, and Optum teams will continue to monitor the application to ensure ongoing stability.

Updates as published by Optum (original).