Menlo Security incident
An Issue has been found with SafeMail Globally
Menlo Security experienced a minor incident on January 29, 2026 affecting Global - Email Flow (Global - Email Flow), lasting 13h 39m. The incident has been resolved; the full update timeline is below.
Affected components
Update timeline
- identified Jan 29, 2026, 08:00 AM UTC
An issue has been detected with the SafeMail for customers using tenant encoding enabled for rewriting email links. We are reverting the service to the previous release. Further information and status updates will be shared here as they become available
- investigating Jan 29, 2026, 08:50 PM UTC
Safemail services are coming online as the related hosts come up with the reverted form of tenant encoding for those customers using it. Customers will begin seeing the service be restored over the coming 30 minutes.
- resolved Jan 29, 2026, 09:39 PM UTC
The rollback globally has been completed and all services are operating normally. We will continue to monitor.