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 is testing a new Defender for Endpoint capability that will automatically isolate compromised endpoints to thwart ...

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

It's a good option, but it's not the only one.

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 ...

Cybercriminals abuse trusted Intel driver to gain kernel access and shut down Windows Defender, enabling undetected malware ...

Though many Windows 10 users opt for third-party antivirus protection, those who use Microsoft Defender may not be getting all of the protection they could. Here’s how to check your settings and what ...

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

Microsoft claims Windows Defender is all the protection you need. I've been testing antivirus software for decades, and the evidence—not to mention the threats it can't protect you from—says otherwise ...

Q: Are Windows Defender warnings that pop up with a phone number legit? A: Microsoft’s built-in security tool has improved over the years, and it still blocks plenty of everyday threats. But the ...