CNET’s expert staff reviews and rates dozens of new products and services each month, building on more than a quarter century of expertise. Founded in 1990 as an antivirus company, Bitdefender now ...

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

Windows Security (formerly Windows Defender) is the built-in antivirus tool bundled with the operating system. It has saved ...

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.

When you launch Windows Security on Windows 11, you may see a message You’re using other antivirus providers. This prevents you from activating the Real-time protection of Windows Defender against ...

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 ...

At long last, Microsoft is making it easier for Windows 11 Insiders to enable or disable in-development, experimental ...

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.

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