MIT IS&T incident

Duo Authentication Issues

Notice Resolved View vendor source →
Started
Feb 23, 2026, 04:16 PM UTC
Resolved
Feb 23, 2026, 09:30 PM UTC
Duration
5h 13m
Detected by Pingoru
Feb 23, 2026, 04:16 PM UTC

Affected components

General

Update timeline

  1. investigating Feb 23, 2026, 04:16 PM UTC

    Authentication issues with Duo are currently affecting access to Microsoft services such as Outlook. Users may be unable to sign in. Status updates: https://status.duo.com/

  2. monitoring Feb 23, 2026, 06:06 PM UTC

    The gateway issue with Duo authentication has been resolved and we are monitoring. The phone authentication issue is still being investigated by Duo. https://status.duo.com/

  3. resolved Feb 23, 2026, 09:30 PM UTC

    This incident has been resolved.

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