Microsoft pushed emergency patches this week for two zero-day vulnerabilities in Windows Defender, the antivirus software ...

Microsoft has confirmed an emergency security update as CISA warns that two new Defender zero-days are being exploited by ...

Microsoft patched two actively exploited Defender zero-days affecting Windows systems and security components.

Microsoft pushed out-of-band patches on May 21, 2026, for two actively exploited Windows Defender zero-days — one that lets a ...

On Wednesday, Microsoft started rolling out security patches for two Defender vulnerabilities that have been exploited in ...

Microsoft wants Windows 11 owners to stop worrying about buying antivirus software. In statements reported by PCMag and Windows Central earlier this year, the company called its built-in Windows ...

Microsoft fixed a Defender false positive that flagged legitimate DigiCert certificates as malware, disrupting Windows trust stores for some IT teams.

Windows Defender has several security settings, including some you need to switch on to get the utmost protection. Here's why.

Here’s what you need to know about the latest updates to Windows 11 as they’re released from Microsoft. Now updated for ...

This guide shows configure and deploy Microsoft Defender for Endpoint to better protect your company from cyber threats. By adding your devices, you can find and stop threats faster and keep your ...