Microsoft is investigating a Defender for Office 365 issue that is incorrectly flagging legitimate Google search links as malicious and showing users unsafe website warnings. The misclassification is also generating alerts in Microsoft Sentinel and the Defender portal while Microsoft works on a fix. #Microsoft #DefenderforOffice365 #SafeLinks #Google #MicrosoftSentinel
Keypoints
- Microsoft is investigating incident MO1465962.
- Defender for Office 365 Safe Links is blocking legitimate Google search URLs.
- Users see “Opening this website might not be safe” warnings.
- Copying and pasting the links into a browser does not bypass the block.
- Admins may see related alerts in Microsoft Sentinel and the Defender portal.