Microsoft updates Defender in Windows install media to block threats during setup and close early security gaps.

The Windows Defender antivirus program, also known as Windows Security, comes installed with Windows 11/10. It is an antimalware scanning tool that lets you boot and scan from a trusted environment.

If you want to configure Windows Defender Exploit Guard in Windows 11 or Windows 10, here is how you can do that. No matter whether you want to turn on System settings or Program settings in Windows ...

One of Defender’s bigger advantages is that it’s built directly into Windows. There’s nothing to install and nothing extra to ...

Hackers are using WhatsApp messages to deliver malware to Windows PCs, exploiting user trust and attachments to trigger ...

Microsoft’s April Windows 11 update brings Smart App Control changes, AI-powered Narrator upgrades, and performance ...

Support for Windows 10 has ended, putting your system at risk. You don't have to upgrade—here's how to stay protected.

Microsoft’s push into AI is hitting an awkward moment. The company has been using Copilot to generate images for its Windows “how-to” guides, but some of those visuals have gone noticeably wrong.

With macOS 26.4, Apple is now warning users before they paste potentially dangerous commands into the Terminal app.

Matt Elliott is a senior editor at CNET with a focus on laptops and streaming services. Matt has more than 20 years of experience testing and reviewing laptops. He has worked for CNET in New York and ...

When the IBM PC was new, I served as the president of the San Francisco PC User Group for three years. That’s how I met PCMag’s editorial team, who brought me on board in 1986. In the years since that ...