← Duo Security Duo Security status history 32 incidents over the last year, newest first; 100.00% uptime (90 days), 99.99% uptime (12 months). History from before down.guide started reading the page is imported from Duo Security's own archive.
All US Deployments: AI Assistant failures May 18, 2026, 6:37 PM UTC lasted 1h 53m AI Assistant, AI Assistant, AI Assistant +45 us
Authentication failures May 13, 2026, 1:22 PM UTC lasted 2h 41m Core Authentication Service
AI Assistant First-Time Access Failures for EU Administrators May 7, 2026, 2:17 PM UTC lasted 8h 23m AI Assistant, AI Assistant, AI Assistant +3 eu
Desktop Authenticator Enrollment Degradation Apr 30, 2026, 5:54 PM UTC lasted 13m Admin Panel, Admin Panel, Admin Panel +19
Elevated Authentication Latency in DUO6 Apr 28, 2026, 2:22 PM UTC lasted 1h 3m Core Authentication Service
SMS Delivery Failures Apr 18, 2026, 4:30 AM UTC lasted 2h 40m SMS Message Delivery, SMS Message Delivery, SMS Message Delivery +45 us
Duo Phone Call Authentication Failure for US Based Carriers Mar 22, 2026, 10:13 PM UTC lasted 4h 10m us
Duo Phone Call Authentication Failure for US Based Carriers Mar 22, 2026, 5:18 PM UTC lasted 3h 15m us
Service Outage on DUO81 Mar 2, 2026, 8:30 AM UTC lasted 1d 15h Core Authentication Service, Admin Panel, Push Delivery +4 me
Service degradation on DUO81 Mar 1, 2026, 1:29 PM UTC lasted 3h 10m Core Authentication Service, Admin Panel, Push Delivery +4
All Deployments - Entra 504 Gateway Timeouts Feb 23, 2026, 3:04 PM UTC lasted 2h 48m Core Authentication Service, Core Authentication Service, Core Authentication Service +76 us
[US Deployments]: Duo Phone Call Authentication Failures for US Region Feb 23, 2026, 2:02 PM UTC lasted 4h 18m Phone Call Delivery, Phone Call Delivery, Phone Call Delivery +46 us
[Multiple Deployments] AI Assistant not available in India Feb 19, 2026, 2:46 PM UTC lasted 3h 15m AI Assistant, AI Assistant, AI Assistant +46 in
[All Deployments] AI Assistant Outage for new users Feb 19, 2026, 2:35 PM UTC lasted 7h 57m AI Assistant, AI Assistant, AI Assistant +45
[All Deployments] AI Assistant Outage for new users Feb 18, 2026, 6:28 PM UTC lasted 7h 3m AI Assistant, AI Assistant, AI Assistant +45
All Deployments: Duo Enrollment URL Session Expired Errors Feb 4, 2026, 6:55 PM UTC lasted 6h 16m Admin Panel, Admin Panel, Admin Panel +75
[DUO4] Authentication Failures Jan 22, 2026, 6:36 PM UTC lasted 1h 42m Core Authentication Service
All Deployments: Authentication Failures for Newly Created MSP Sub-Accounts Jan 21, 2026, 9:38 PM UTC lasted 1h 54m Core Authentication Service, Core Authentication Service, Core Authentication Service +76 us
SMS, Phone Call, Push delivery failures due to ongoing carrier outages Jan 14, 2026, 7:35 PM UTC lasted 10h 41m
All Deployments: Duo Phone Call and SMS Delivery Failure Oct 20, 2025, 8:28 AM UTC lasted 2h 38m Phone Call Delivery, Phone Call Delivery, Phone Call Delivery +155
All Deployments: Email delivery issues Oct 20, 2025, 7:54 AM UTC lasted 3h 26m Admin Panel, Admin Panel, Admin Panel +75
[All Deployments] Duo Desktop not being recognized on Windows 11 24H2/25H2 Oct 15, 2025, 12:19 PM UTC lasted 7h 42m Core Authentication Service, Core Authentication Service, Core Authentication Service +76
[DUO34] Full Deployment Outage Oct 7, 2025, 7:13 PM UTC lasted 43m Core Authentication Service, Admin Panel, Push Delivery +2