Outage in Duo Security
Authentication failures
Resolved MinorIncident Report
Summary AI Generated
Duo Security experienced authentication failures on their DUO57 system affecting the Core Authentication Service for 2.7 hours. The incident caused limited authentication failures, preventing some users from successfully authenticating through Duo's service. The issue was identified, fixed, and full functionality was restored after monitoring confirmed system performance had returned to normal.
We are currently investigating an issue causing limited authentication failures on DUO57 and are working to correct the issue as soon as possible.
Components affected
Duo Security Core Authentication ServiceTrusted by 1,000+ teams
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Latest Updates ( sorted recent to last )
RESOLVED
27 days ago - at 05/13/2026 04:03PM
The issue causing authentication failures on DUO57 with the Duo Core Authentication Service is now resolved and full functionality has been restored.
MONITORING
27 days ago - at 05/13/2026 03:37PM
We have implemented a fix for the issue causing authentication failures on DUO57 with the Duo Core Authentication Service.
We will continue to monitor system performance and authentication success rates and will provide further updates once the incident is fully resolved.
IDENTIFIED
27 days ago - at 05/13/2026 02:52PM
We have identified the cause of the issue causing authentication failures on DUO57 with the Duo Core Authentication Service and are actively working to restore service.
INVESTIGATING
27 days ago - at 05/13/2026 01:22PM
We are currently investigating an issue causing limited authentication failures on DUO57 and are working to correct the issue as soon as possible.
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