If you have received an error message saying, "Microsoft Defender SmartScreen prevented an unrecognized app from starting," while launching or installing a recently ...

A new wave of attacks by the DarkGate malware operation exploits a now-fixed Windows Defender SmartScreen vulnerability to bypass security checks and automatically install fake software installers.

If you use a Windows computer, it's time to update it yet again — before hackers get to you with the latest Windows malware threat. Phemedrone is an open-source malware that targets web browsers and ...

Microsoft today released updates to fix at least 137 security vulnerabilities in its Windows operating systems and supported software. None of the weaknesses addressed this month are known to be ...