Update - Services remain impacted for some hosted US and EU customers using Microsoft 365, with no service improvements observed at this time. The widespread Microsoft service outage continues to affect email delivery, Inbound Email Security, AI Security Mailbox, Graymail, and Misdirected Email Prevention, including outbound email protection. Customers using Google Workspace are unaffected. Abnormal continues to work closely with Microsoft and is awaiting resolution of the issues affecting Microsoft's services. Further updates will be provided as more information becomes available.
Microsoft service updates are available at: status.cloud.microsoft
Nov 12, 2026 - 15:29 PST
Microsoft service updates are available at: status.cloud.microsoft
Nov 12, 2026 - 15:29 PST
Update - Abnormal has confirmed that the service disruption affecting some hosted US and EU customers using Microsoft 365 is due to a widespread Microsoft service outage. Affected customers may continue to experience delays in email delivery, threat detection, removal of malicious emails, processing of reported suspicious emails, and Graymail filtering. Customers using Google Workspace are unaffected. Abnormal continues to work closely with Microsoft to restore service functionality and will provide further updates as more information becomes available.
Nov 12, 2026 - 11:26 PST
Nov 12, 2026 - 11:26 PST
Identified - Starting at 17:20 UTC on November 12, 2026, Abnormal began experiencing a service disruption affecting Inbound Email Security, AI Security Mailbox, and Graymail for some hosted US and EU customers using Microsoft 365. Affected customers may experience delays in threat detection, removal of malicious emails, processing of reported suspicious emails, and Graymail filtering. Initial findings also indicate that most Inline Microsoft 365 emails routed through Abnormal before delivery are being held up, potentially delaying delivery to recipients. Customers using Google Workspace are unaffected. Abnormal is investigating the issue and will provide further updates as more information becomes available.
Nov 12, 2026 - 10:21 PST
Nov 12, 2026 - 10:21 PST
Inbound Email Security (IES)
Major Outage
Email Productivity (EPR)
Operational
Account Takeover Service (ATO)
Operational
AI Security Mailbox (AISM)
Major Outage
AI Phishing Coach (AIPC)
Operational
Misdirected Email Prevention
Major Outage
Platform
Operational
Portal Application
Operational
Security Information and Event Management API (SIEM API)
Operational
Security Orchestration, Automation Response API (SOAR API)
Operational
Customer Support Portal
Operational
Abnormal Gov
Major Outage
Inbound Email Security (IES)(Fedramp)
Major Outage
Email Productivity (EPR)(Fedramp)
Operational
Account Take Over (ATO)(Fedramp)
Operational
AI Security Mailbox (AISM)(Fedramp)
Major Outage
Customer Support Portal (Fedramp)
Operational
Security Information and Event Management API (SIEM API) (Fedramp)
Operational
Security Orchestration, Automation Response API (SOAR API) (Fedramp)
Operational
Portal Application (Fedramp)
Operational
Operational
Degraded Performance
Partial Outage
Major Outage
Maintenance
Major outage
Partial outage
No downtime recorded on this day.
No data exists for this day.
had a major outage.
had a partial outage.