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

It doesn't require a lot of effort.

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

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 ...

IT security researchers are reporting internet attacks on the partly unpatched security vulnerabilities BlueHammer, RedSun, and UnDefend. These affect Windows Defender and allow, for example, the ...

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

Windows remains one of the most targeted systems by threat actors by volume, according to recent statistics from AV-TEST, ...

Windows Defender is a capable antivirus solution built into Windows itself. Unless you’ve installed a different antivirus ...

Hackers have broken into at least one organization using Windows vulnerabilities published online by a disgruntled security researcher over the last two weeks, according to a cybersecurity firm. On ...

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 ...