GoKawiilMicrosoft Defender for Office 365 mistakenly blocked Google Search links for hours
On September 2, Microsoft's Safe Links feature within Defender for Office 365 began misidentifying Google Search URLs shared in emails and Teams messages as malicious, blocking users from opening them. The outage, tracked internally as MO1465962, lasted about seven and a half hours before Microsoft resolved the faulty detection logic, though some users may have experienced lingering effects.