Outage in Cisco Duo

Multiple Deployments: Duo SSO Authentication Failures for some customers

Resolved Minor
February 11, 2025 - Started about 5 hours ago - Lasted about 2 hours
Official incident page

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Outage Details

We are investigating an issue that is causing some customers to experience authentication failures when logging into applications protected by Duo SSO.
Latest Updates ( sorted recent to last )
RESOLVED about 3 hours ago - at 02/11/2025 04:40PM

We have confirmed that following the rollback of the recent D308 changes for affected customers, Duo SSO authentications are now fully operational, and the issue has been resolved.

MONITORING about 4 hours ago - at 02/11/2025 03:54PM

We have identified that the issue impacting certain customers originated from the D308 release. We have resolved this by rolling back the deployment and are actively monitoring for any recurrences of the failures.

IDENTIFIED about 4 hours ago - at 02/11/2025 03:41PM

We have identified that this issue is impacting a specific group of Duo Single Sign-On customers who are not using Duo Passwordless. We are actively working on implementing a solution for those impacted.

INVESTIGATING about 5 hours ago - at 02/11/2025 03:10PM

We are investigating an issue that is causing some customers to experience authentication failures when logging into applications protected by Duo SSO.

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