Duo Security incident

Duo Support Phone System Issue

Major Resolved View vendor source →

Duo Security experienced a major incident on December 23, 2025 affecting Phone Support, lasting 1h 23m. The incident has been resolved; the full update timeline is below.

Started
Dec 23, 2025, 07:35 AM UTC
Resolved
Dec 23, 2025, 08:59 AM UTC
Duration
1h 23m
Detected by Pingoru
Dec 23, 2025, 07:35 AM UTC

Affected components

Phone Support

Update timeline

  1. investigating Dec 23, 2025, 07:35 AM UTC

    Duo Support is currently investigating an issue disrupting call connectivity between customers and our Support Engineers. We are working with the appropriate teams to address the core issue. If you need to contact Duo Support, we recommend contacting us via alternative channels of Email ([email protected]) and Support Portal.

  2. identified Dec 23, 2025, 07:56 AM UTC

    Duo Support has identified the issue disrupting call connectivity between customers and our Support Engineers and is actively working with the appropriate teams to address the core issue. If you need to contact Duo Support, we recommend using alternative channels such as email ([email protected]) or the Support Portal. We apologize for the inconvenience and appreciate your patience as we work to resolve this issue.

  3. monitoring Dec 23, 2025, 08:33 AM UTC

    A fix has been implemented to resolve the call connectivity issue between customers and our Support Engineers. We are currently monitoring the situation with the appropriate teams to ensure continued service stability.

  4. resolved Dec 23, 2025, 08:59 AM UTC

    The issue affecting call connectivity between customers and our Support Engineers has been resolved.