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

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

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

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

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

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

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.

Microsoft Defender will continue to work in Windows 10. Defender will receive regular security updates until October 2028. Microsoft still recommends Windows 11 for new security patches. You probably ...