Microsoft Defender isn't bad, but it's not enough to fully protect your PC. You don't have to pay extra, though—just use one of the top free antivirus apps we've tested.

Having some sort of antimalware protection is a must on Windows PCs, but if you're trying to pick between Bitdefender and McAfee, Consumer Reports may help.

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 ...

Antivirus is just one part of keeping your PC secure. What about backups, password storage, and software updates? Do you use a VPN? Are you monitoring the dark web for your personal data? That’s where ...

In 2025, most devices feature built-in antivirus software that scans files you attempt to download, blocking anything it deems suspicious. Antivirus tools also perform automated scans to remove ...

Simple, effortless security while you shop, bank, and browse online. Learn why hundreds of millions of users around the world trust Avast to protect their everyday digital lives. When you live, work, ...

AVG Internet Security for Mac is a solid, competent security suite, and definitely worth Considering — but its uneven web protection and anti-spam/anti-phishing features make it a tougher sell over ...