Microsoft says an Exchange Online issue that mistakenly quarantined legitimate emails last week was triggered by faulty heuristic detection rules designed to block credential phishing campaigns.

Microsoft has confirmed that a faulty anti-phishing detection rule designed to stop credential theft campaigns mistakenly ...

Microsoft announced new rules for its app stores on Wednesday, as regulators consider the company’s plans to acquire gaming company Activision Blizzard. Microsoft’s new Open App Store principles ...

Microsoft 365 Defender users are getting a public preview of the ability to set custom detection rules for near real-time security events, according to a Monday announcement. Microsoft described some ...

Stan is a Senior Editor at Mashable, where he has worked since 2007. He's got more battery-powered gadgets and band t-shirts than you. He writes about the next groundbreaking thing. Typically, this is ...