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 ...

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

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

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.

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

Although the team with Microsoft moved swiftly to patch the BlueHammer vulnerability, other exploits still threaten Microsoft Defender and Windows users. No less than ...

Microsoft this week released patches for two vulnerabilities in Defender, warning they have been exploited in the wild as ...

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 ...

Compare the best free antivirus tools for Windows 10 in 2026, including real-time malware protection, phishing defense, ...