Microsoft 365 Alert – Service Degradation – Microsoft Defender XDR – Admins may receive delayed Microsoft Defender for Endpoint telemetry and alerts in the Microsoft 365 Defender portal – RESOLVED

Announcements Sourav Nandi

18/04/2024 09:25:00 AM

NHSmail Reference: INC42536514

Microsoft Reference: DZ780031

Issue Status: RESOLVED

Issue Description: Admins may receive delayed Microsoft Defender for Endpoint telemetry and alerts in the Microsoft 365 Defender portal.

More info: Admins may receive delayed Microsoft Defender for Endpoint telemetry and alerts in the Microsoft 365 Defender portal

Final Update: 22/04/2024 08:57:00 AM – Microsoft identified that a recent update intended to optimize the data collection telemetry had inadvertently introduced a regression, resulting in impact. They have reverted the offending update and confirmed after a period of monitoring that impact is no longer occurring.

Scope of impact: Admins serviced by the affected infrastructure may be impacted.

Root Cause: A recent update intended to optimize the data collection telemetry had inadvertently introduced a regression, resulting in impact.