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

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

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

Microsoft releases new Windows Defender update packages very frequently to protect against various newly discovered malware. Once a while every three months or so, the company also pushes out these ...

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

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 ...

Microsoft has updated the Windows Media Creation Tool to include the latest May 2026 Patch Tuesday updates for both Windows ...

Microsoft Secure Boot certificates from 2011 begin expiring in June 2026. Here’s how to check whether your Windows PC has the 2023 update.