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Outage in Duo Security

[DUO4] Authentication Failures

Resolved Major
January 22, 2026 - Started 3 months ago - Lasted about 2 hours
Official incident page

Incident Report

We are investigating an issue causing authentication failures on our DUO4 deployment. Please check back here or subscribe to updates for any changes.

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Latest Updates ( sorted recent to last )
RESOLVED 3 months ago - at 01/22/2026 08:18PM

The issue causing authentication failures on our DUO4 deployment has been resolved.

INVESTIGATING 3 months ago - at 01/22/2026 06:36PM

We are investigating an issue causing authentication failures on our DUO4 deployment.

Please check back here or subscribe to updates for any changes.

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