Do you still need third-party antivirus on your Windows PC?

The Microsoft Defender patch that fixed RoguePlanet may have introduced a new flaw that lets attackers fill a PC's disk space ...

Forbes contributors publish independent expert analyses and insights. Davey Winder is a veteran cybersecurity writer, hacker and analyst. There are a number of antivirus, anti-malware, and internet ...

While Windows Defender is generally great, from time to time it flags legit files or websites as malware or virus. In the latest such case, it thinks you made your own virus by writing this line.

Windows Defender is the default antivirus in Windows PC, which protects the PC against various threats such as malware, viruses, and others. While Windows Defender keeps track of all its actions to ...

PCWorld outlines five essential Windows Defender configuration changes to optimize security and performance on new Windows PCs. Key adjustments include disabling redundant system tray icons, turning ...

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 ...

Windows Defender zero-day CVE-2026-50656 — known as RoguePlanet — has been patched by Microsoft 29 days after researcher ...

A patch Microsoft released on Wednesday to fix a zero-day vulnerability in its Defender security engine may cause Windows ...

Windows 11 is Microsoft's most secure OS, but it's also very noisy out of the box. Telemetry, background updates, and third-party apps frequently connect to the ...

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 ...