A bad security intelligence update causes Microsoft Defender to crash during Full and Quick Scans on some PCs. Upgrading to ...

Forbes contributors publish independent expert analyses and insights. Davey Winder is a veteran cybersecurity writer, hacker and analyst. This voice experience is generated by AI. Learn more. This ...

Fake Microsoft security scans scare users into removing antivirus software, then push victims toward fraudulent refund ...

Microsoft Defender users have reported widespread scan failures after a series of Security Intelligence updates began ...

Known malicious addresses are blocked automatically. Messages held in quarantine include messages that have an extremely high probability of being spam or phishing. If messages are quarantined, you ...