Outage in KnowBe4
Protect | Web Access - Error Sending Emails (UK Only)
Resolved MinorIncident Report
Summary AI Generated
KnowBe4's Secure Message Portal (Web Access) experienced a 23-hour outage affecting UK users who were unable to send emails, receiving "503 Service Unavailable" errors. A fix was implemented and monitored before the incident was fully resolved with all systems confirmed operational.
We have received reports that users are unable to send emails via Web Access (Secure Message Portal) in the UK region, with Error "503 Service Unavailable". We are investigating this issue and will update this page when we have more information.
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Latest Updates ( sorted recent to last )
RESOLVED
3 days ago - at 09/22/2026 08:27AM
This incident has been successfully resolved and all systems are fully operational.
MONITORING
4 days ago - at 09/21/2026 02:38PM
We are continuing to monitor for any further issues.
MONITORING
4 days ago - at 09/21/2026 02:36PM
We’ve implemented a fix and are monitoring the results.
INVESTIGATING
4 days ago - at 09/21/2026 09:32AM
We have received reports that users are unable to send emails via Web Access (Secure Message Portal) in the UK region, with Error "503 Service Unavailable". We are investigating this issue and will update this page when we have more information.
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