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Abnormal Security Outage History

Daily provider-status observations and published incident history for Abnormal Security.

Operational

Abnormal Security is operational. Verified . Official provider source.

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91.2% of 57 verified observed days had no reported provider issue

90-Day Trend

Jul 23Oct 20

Dashed calendar markers below identify legacy observations whose source-at-observation was not recorded.

Monthly Status Summary

Month Issue-free days Days Tracked Days with issues
September 2026 90% 30 3

This percentage summarizes normalized provider-status observations by calendar day. It is not duration-based, component-weighted, or contractual uptime. See the methodology and limitations.

Recorded Daily Status (Last 91 Days)

Jul 22 Today
Legacy observation Operational Degraded Partial Outage Major Outage Maintenance No Data

Incident History

October 2026
Delayed Email Evaluation for Education related Customers
major Observed active window 4h 54m

View incident details and source

Started:

Inbound Email Security (IES)
identified
Abnormal continues to work with Google Support to mitigate the issue while simultaneously implementing a short-term solution to restore normal email processing for affected customers. Additional updates will be provided as more information becomes available.
identified
Beginning at 14:35 UTC on October 8, 2026, Abnormal began investigating an issue affecting some Educational related customers using Google Workspace hosted in the US and EU. During this time, some inbound emails for .EDU mailboxes may not be evaluated in real time, which may temporarily reduce email detection coverage for affected mailboxes. Abnormal is actively working to restore normal processing and will provide an update as more information becomes available.
Inbound Email Security Detection and Remediation Disruption — US Hosted Customers
critical Observed active window 1h 57m

View incident details and source

Started:

Inbound Email Security (IES)
identified
Abnormal engineers have identified the issue and are actively working on a fix to restore full service. The next update will be provided within one hour or sooner if additional information becomes available.
investigating
Starting at approximately 23:30 UTC on September 30, 2026, Abnormal began experiencing a service disruption affecting Inbound Email Security detection and remediation for some hosted US customers. Inline email may also not be detected or remediated as expected during this time. Abnormal engineers are actively working to restore services, and the next update will be provided within one hour or sooner if additional information becomes available.
September 2026
Portal Access Disruption – (Gov)
critical Observed active window 47m

View incident details and source

Started:

Portal Application (Fedramp)
investigating
Starting around 17:50 UTC, Abnormal began experiencing a service disruption affecting Portal access for Government customers. During this time, impacted customers may be unable to access the Portal. Email detection, scoring, and remediation services remain fully operational, and customer security protection is not impacted. Abnormal's engineering team is actively investigating and working to restore full functionality. Abnormal will provide the next update within 60 minutes or sooner as more information becomes available. If you experience any further issues, please reach out to Abnormal's support team at support@abnormalsecurity.com.
Inbound Email Security Message Remediation Delays – (GOV)
minor Observed active window 1h 20m

View incident details and source

Started:

Inbound Email Security (IES)(Fedramp)
investigating
Starting at 16:50 UTC, Abnormal began experiencing a service disruption affecting email scoring, detection, and remediation for GOV customers. During this time, GOV customers may experience emails not being analyzed or remediated during this time. The engineering team is actively investigating and working to restore full functionality. The next update will be provided within 1 hour or sooner as more information becomes available. If you experience any further issues, please reach out to Abnormal's support team at support@abnormalsecurity.com.
Delayed AI Security Mailbox Notifications for US and EU Customers
minor Observed active window 1h 39m

View incident details and source

Started:

AI Security Mailbox (AISM)
identified
Starting at 16:00 UTC, Abnormal began experiencing a service disruption affecting AI Security Mailbox notifications for US and EU customers. The AI Security Mailbox continues to function as expected, and customer security protection is not impacted.  However, affected customers are not currently receiving notifications. Abnormal is actively working with our email delivery provider to restore notification delivery for customers.

Legacy Incident Archive

12 archived records restored. These records predate source-at-observation attestation. They are shown as historical ServiceAlert records only and do not establish a provider-reported incident, resolution, duration, or current active state.

August 2026
Account Takeover Case Details Not Loading – Gov
minor Source not attested
Last archived state: resolved
View archived record details
identified
The engineering team continues to work toward a resolution. Timeline data within Account Takeover cases is now loading as expected; however, case details and entity statistics remain unavailable. A fix is currently being deployed. The next update will be provided when further information is obtained.
identified
The engineering team has identified the issue and is actively working to deploy a fix. Account Takeover detection and alerting remain fully operational. The next update will be provided when further information is obtained.
investigating
Starting at 17:00 UTC on August 3, 2026, Abnormal began experiencing an issue with Account Takeover case details for Gov customers. Customers may experience issues loading Account Takeover case details within the portal. Account Takeover detection and alerting remain fully operational. The engineering team is actively investigating and working to restore full functionality. The next update will be provided in 1 hour or when further information is obtained.
July 2026
Inbound Email Security, AI Security Mailbox, and Portal Disruption – US and EU Tenant Customers
critical Source not attested
Last archived state: resolved
View archived record details
investigating
The Abnormal engineering team continues to work on restoring full Inbound Email Security services for US tenant customers. During this time, some emails may still be delivered without full security analysis. Additionally, Abnormal has identified that this issue is beginning to impact EU tenant customers, which the engineering team is actively addressing. The next update will be provided within 60 minutes or sooner as more information becomes available.
investigating
As of 00:23 UTC on July 8, 2026, AI Security Mailbox and Portal services have been fully restored for US tenant customers. The Abnormal engineering team is currently deploying a mitigation for Inbound Email Security services, which are expected to be fully restored within the next 30 minutes. During this time, some emails may still be delivered without full security analysis. The next update will be provided once Inbound Email Security services are confirmed restored.
investigating
Abnormal continues to experience a service disruption impacting Inbound Email Security detection and email remediation for US tenant customers that began at 22:00 UTC on July 7, 2026. During this time, emails may be delivered without full security analysis, and some customers may be unable to login to the Abnormal Portal. The Abnormal engineering team continues to actively work on restoring full functionality. The next update will be provided within 1 hour or sooner as more information become...
investigating
Starting at 22:00 UTC on July 7, 2026, Abnormal began experiencing a service disruption impacting Inbound Email Security detection and email remediation for US customers. During this time, inline customers may have emails delivered without security scoring or remediation, and Inbound Email Security detection is degraded. Additionally, AI Security Mailbox is experiencing issues within the portal which the Abnormal team is actively investigating. Our team is working to restore full functionalit...
June 2026
Inbound Email Security Detection and Remediation Disruption
major Source not attested
Last archived state: resolved
View archived record details
monitoring
Starting at 17:45 UTC on June 2, 2026, Abnormal experienced a service disruption affecting email detection and remediation for Inbound Email Security customers in the EU region. Additionally, between 18:00 UTC and 19:00 UTC, US customers experienced degraded attack detection and AI Security Mailbox functionality. Abnormal is now beginning to see recovery across impacted services. The engineering team continues to monitor as systems restore to full operational capacity. Any emails from the imp...
investigating
Starting at 17:45 UTC on June 2, 2026, Abnormal began experiencing a service disruption affecting email scoring, detection, and remediation for Inbound Email Security in the EU region. EU customers may experience emails not being analyzed or remediated during this time. The engineering team is actively investigating and working to restore full functionality. The next update will be provided within 1 hour or sooner as more information becomes available.
May 2026
Account Takeover – Delayed Sign-In Event Processing (Microsoft M365 Customers)
minor Source not attested
Last archived state: resolved
View archived record details
identified
Microsoft has confirmed the root cause of the degraded M365 sign-in audit log delivery has been fixed and services are currently recovering. Microsoft estimates full recovery within approximately 7 hours. Once Microsoft services complete recovery, Abnormal expects Account Takeover detection to begin processing normally and will work through the backlog of sign-in events from this incident. No data has been lost. Abnormal will post a final resolved update once Microsoft confirms full restorati...
identified
Microsoft has confirmed that the degraded delivery of M365 sign-in audit logs was caused by a power event in their West US 2 datacenter, which began at 04:27 UTC on May 29, 2026. Microsoft has reported that their service is on a recovery path and is currently processing the accumulated backlog, including sign-in stream data. As a result, customers using Account Takeover detection with Microsoft M365 may continue to experience delays in the creation of detection cases based on sign-in activity...
investigating
We are continuing to investigate this issue.
investigating
Starting at 04:27 UTC on May 29, 2026, Microsoft is experiencing degraded delivery of M365 sign-in audit logs due to an issue on Microsoft's infrastructure. As a result, customers using Account Takeover detection with Microsoft M365 may see a delay of up to 90 minutes in the creation of detection cases based on sign-in activity. No sign-in data is being lost, and Abnormal has adjusted processing to account for the delay and ensure no detections are missed. All other Account Takeover data sour...
Degraded SOAR API functionality for US customers
major Source not attested
Last archived state: resolved
View archived record details
investigating
Abnormal is currently investigating an issue affecting Security Orchestration, Automation and Response (SOAR) API functionality for US customers. Customers utilizing SOAR API integrations may experience errors when attempting to query messages, attachments, and threat data. Some Portal functionality that relies on the same data source may also be intermittently affected. The Abnormal engineering team is actively investigating the root cause and working toward resolution. Email detection and r...
April 2026
Email Detection Service Degradation
major Source not attested
Last archived state: resolved
View archived record details
identified
Abnormal engineering has identified the root cause and is working to implement a fix to fully restore email protection. Abnormal will provide an additional update within 1 hour or as new information becomes available.
identified
Starting at 00:30 UTC on April 28, 2026, Abnormal identified an issue impacting email detection accuracy, which may result in some legitimate emails being incorrectly flagged. Abnormal engineering is actively investigating and implementing corrective measures to restore full detection accuracy. Email remediation services remain operational. Abnormal will provide an update within 1 hour or as new information becomes available.
Customer Support Portal Access Disruption
major Source not attested
Last archived state: resolved
View archived record details
investigating
Starting at approximately 19:00 UTC on April 8, 2026, Abnormal began receiving reports of customers being unable to access the Customer Support Portal. Some customers may experience intermittent or complete inaccessibility when attempting to log in or navigate the Customer Support Portal. The Abnormal engineering team is actively investigating the underlying cause of the issue.
Support Case Submission via Email Temporarily Unavailable
minor Source not attested
Last archived state: resolved
View archived record details
identified
Starting at 13:30 UTC on April 8, 2026, Abnormal began experiencing an issue with receipt of email-based support case submissions and replies due to a vendor caused issue. Customer emails to support@abnormalsecurity.com or support@abnormal.ai may be delayed. Abnormal support is actively monitoring the issue and will provide further updates once additional information is received from the vendor. In the meantime, customers are encouraged to submit support inquiries through the Abnormal Custom...
March 2026
AI Security Mailbox Report Processing Disruption
major Source not attested
Last archived state: resolved
View archived record details
identified
Starting at approximately 16:00 UTC on March 26, 2026, Abnormal began experiencing an issue with AI Security Mailbox report processing. US and EU customers may experience failures in the processing of new reports submitted to AI Security Mailbox. Abnormal engineering is actively investigating and working to restore full functionality.
Inbound Email Security Detection and Remediation Disruption — US
major Source not attested
Last archived state: resolved
View archived record details
investigating
Starting around 22:23 UTC on March 16, 2026, Abnormal began experiencing a service disruption impacting Inbound Email Security detection and remediation for some US customers. Additionally, inline email processing is affected during this time, and malicious emails may not be properly detected or remediated. Abnormal's engineering team is actively investigating and working to restore full functionality. The next update will be provided within 1 hour or when further information is obtained.