What's the top security software to keep your PC safe? We've tested, reviewed, and rated more than 40 apps to help you choose the right security suite to protect your devices and data.

I tested five antivirus programs on one PC in 2026. Norton 360 is the fastest, Bitdefender the lightest, and Avast the best free tier.

The green checkmark on Windows Defender is often a reassuring sign to most people that their computer is safe. After all, Windows Security is packed with so many security features. However, realizing ...

Secure Boot protects modern Windows and Linux PCs. Microsoft Secure Boot certificates from 2011 expire in June and October 2026. Most PC owners are fine if they install the latest updates. Last year's ...