Microsoft 365 Alert : Service Degradation – Exchange Online – Admins can’t see the default anti-spam Inbound policy for the Microsoft 365 Defender Portal – RESOLVED

11/11/2022 07:10:00 AM (GMT)

NHSmail Reference : INC32687474

Microsoft Reference : EX465838

Issue Status : RESOLVED

Issue Description : Admins were unable to see the default anti-spam Inbound policy for the Microsoft 365 Defender Portal.

More info : Admins were unable to see the default anti-spam Inbound policy for the Microsoft 365 Defender Portal. As a viable workaround, admins may see the default anti-spam Inbound policy via PowerShell.

Scope of impact : Impact may have occured for admins when attempting to see the default anti-spam Inbound policy for the Microsoft 365 Defender Portal.

Final Update : 16/11/2022 12:15:00 PM – Microsoft has confirmed through their analysis of the previously provided screenshots and data from our internal reproductions of the issue that impact stemmed from an issue introduced in a recent configuration change intended to optimize the integration process by which anti-spam policy information is fetched from its storage location and populated in the Microsoft 365 Defender portal. To resolve the issue, they disabled this configuration change and confirmed resolution through our monitoring telemetry and with some formerly affected users.

Root cause : A recent configuration change caused an issue with the integration process by which anti-spam policy information is fetched from its storage location and populated in the Microsoft 365 Defender portal.

Next steps : Microsoft is continuing to investigate precisely why the configuration change impacted the integration process so they can prevent similar impact from occurring in the future. They are assessing their configuration update change validation methodology so they can ensure future changes don’t result in similar impact.