Microsoft Defender offers great protection from malware -- but there are other online threats you might want to consider, too ...

Microsoft has confirmed CVE-2026-50656, the RoguePlanet Defender zero-day that can grant SYSTEM privileges on Windows 10 and ...

A week ago, the security researcher who goes by “Nightmare Eclipse” published information about RoguePlanet, a zero-day ...

A new Microsoft Defender zero-day called RoguePlanet reportedly grants SYSTEM privileges on fully patched Windows 10 and Windows 11 devices.

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

Microsoft has released special Defender update for Windows 11, Windows 10, and Windows Servers This update is meant to bring improved security and performance to Windows install images. Microsoft had ...

Microsoft has resolved an issue that breaks multiple Microsoft 365 Defender features using the network data reporting service after installing July's Windows Server updates. The Microsoft 365 Defender ...

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

With the clock ticking on Windows 10 support, Microsoft just gave users a lifeline.

A researcher known as "Nightmare Eclipse" has published a proof-of-concept exploit for a second Microsoft Defender zero-day, dubbed "RedSun," in the past two weeks, protesting how the company works ...

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