Outage in Mimecast
Login issues for customers using 2FA authentication
Resolved Minor
April 09, 2026 - Started 2 days ago
- Lasted about 2 hours
Incident Report
Summary AI Generated
Mimecast experienced a 2.3-hour service incident where customers using two-factor authentication (2FA) were unable to log into the administration console across all global grids including the US, UK, Australia, Canada, Germany, and South Africa. The issue was identified as a problem with the 2FA authentication system, and Mimecast implemented mitigation steps that restored login functionality for affected customers.
We are aware that some customers may be experiencing authentication issues logging into the Mimecast administration console. We are currently investigating the issue and updates will be posted here as they become available.
Components affected
Mimecast United States Grid Mimecast Australian Grid Mimecast United States B Grid Mimecast United Kingdom Grid Mimecast Canadian Grid Mimecast South African Grid Mimecast German Grid Mimecast Offshore GridTrusted by 1000+ teams
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Latest Updates ( sorted recent to last )
2 days ago - at 04/10/2026 01:27AM
We are aware that some customers may be experiencing authentication issues logging into the Mimecast administration console. We are currently investigating the issue and updates will be posted here as they become available.
2 days ago - at 04/10/2026 03:05AM
We have identified the issue affecting 2FA authentication and are working to resolve it. We will provide further updates as they become available.
2 days ago - at 04/10/2026 03:27AM
We have taken mitigation steps and continue to see improved 2FA authentication for previously impacted customers. We are continuing our resolution and further updates will be posted here.
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