Outage in Mimecast
Degraded Service – Administration Console Authentication issue
Resolved Minor
August 24, 2026 - Started 1 day ago
- Lasted 12 minutes
Incident Report
Summary AI Generated
Mimecast experienced a 12-minute authentication issue affecting the Administration Console for some customers across multiple global grids, including the US, Australia, Germany, Canada, UK, and South Africa. Users encountered intermittent failures and high latency when accessing the console, though email flow and other services remained unaffected. The cause was identified and teams worked toward resolution.
We have identified the cause of authentication issues affecting the Administration Console for some customers globally. Email flow and other services are not impacted. Our teams are actively working on a resolution, and further updates will be posted here as they become available.
Components affected
Mimecast United States Grid Mimecast United States B Grid Mimecast Australian Grid Mimecast German Grid Mimecast Canadian Grid Mimecast United Kingdom Grid Mimecast South African GridTrusted by 1,000+ teams
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Latest Updates ( sorted recent to last )
1 day ago - at 08/24/2026 03:08PM
We have identified the cause of authentication issues affecting the Administration Console for some customers globally. Email flow and other services are not impacted. Our teams are actively working on a resolution, and further updates will be posted here as they become available.
1 day ago - at 08/24/2026 03:09PM
We have identified the cause of authentication issues affecting the Administration Console for some customers. Expect to see intermittent failures and high latency. Email flow and other services are not impacted. Our teams are actively working on a resolution, and further updates will be posted here as they become available.
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