Outage in Duo Security

US SMS Delivery Issues

Resolved Minor
March 26, 2024 - Started about 1 month ago - Lasted about 2 hours
Official incident page

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Outage Details

We have identified an issue with message delivery for US based SMS authentications and are currently working on a fix.
Components affected
Duo Security SMS Message Delivery Duo Security SMS Message Delivery Duo Security SMS Message Delivery Duo Security SMS Message Delivery Duo Security SMS Message Delivery Duo Security SMS Message Delivery Duo Security SMS Message Delivery Duo Security SMS Message Delivery Duo Security SMS Message Delivery Duo Security SMS Message Delivery Duo Security SMS Message Delivery Duo Security SMS Message Delivery Duo Security SMS Message Delivery Duo Security SMS Message Delivery Duo Security SMS Message Delivery Duo Security SMS Message Delivery Duo Security SMS Message Delivery Duo Security SMS Message Delivery Duo Security SMS Message Delivery Duo Security SMS Message Delivery Duo Security SMS Message Delivery Duo Security SMS Message Delivery Duo Security SMS Message Delivery Duo Security SMS Message Delivery Duo Security SMS Message Delivery Duo Security SMS Message Delivery Duo Security SMS Message Delivery Duo Security SMS Message Delivery Duo Security SMS Message Delivery Duo Security SMS Message Delivery Duo Security SMS Message Delivery Duo Security SMS Message Delivery Duo Security SMS Message Delivery Duo Security SMS Message Delivery Duo Security SMS Message Delivery Duo Security SMS Message Delivery Duo Security SMS Message Delivery Duo Security SMS Message Delivery Duo Security SMS Message Delivery Duo Security SMS Message Delivery Duo Security SMS Message Delivery Duo Security SMS Message Delivery Duo Security SMS Message Delivery Duo Security SMS Message Delivery Duo Security SMS Message Delivery Duo Security SMS Message Delivery Duo Security SMS Message Delivery Duo Security SMS Message Delivery Duo Security SMS Message Delivery Duo Security SMS Message Delivery Duo Security SMS Message Delivery Duo Security SMS Message Delivery Duo Security SMS Message Delivery Duo Security SMS Message Delivery Duo Security SMS Message Delivery Duo Security SMS Message Delivery Duo Security SMS Message Delivery Duo Security SMS Message Delivery Duo Security SMS Message Delivery Duo Security SMS Message Delivery Duo Security SMS Message Delivery Duo Security SMS Message Delivery Duo Security SMS Message Delivery Duo Security SMS Message Delivery Duo Security SMS Message Delivery Duo Security SMS Message Delivery
Latest Updates ( sorted recent to last )
RESOLVED about 1 month ago - at 03/26/2024 02:26PM

The issue with US based SMS authentications is resolved. All services are now functional

MONITORING about 1 month ago - at 03/26/2024 01:06PM

A fix for the US based SMS authentication issues has been implemented. We are currently monitoring the results.

IDENTIFIED about 1 month ago - at 03/26/2024 12:50PM

We have identified an issue with message delivery for US based SMS authentications and are currently working on a fix.

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