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.

Dennis O'Reilly began writing about workplace technology as an editor for Ziff-Davis' Computer Select, back when CDs were new-fangled, and IBM's PC XT was wowing the crowds at Comdex. He spent more ...

A free malware removal tool is good enough as a backup for a strong antivirus program, and it’s well worth having regardless as its core malware finding capabilities through on-demand scanning are the ...

The earliest antivirus programs identified known malware by matching byte patterns called signatures. Modern malware techniques defeat signature-based detection, so modern antivirus apps like ...