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.

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 ...

Over 300,000 new types of ransomware and other malicious software are discovered daily, according to the IT security research institute AV-TEST. Computer viruses can slow your devices, create a slew ...

All products featured here are independently selected by our editors and writers. If you buy something through links on our site, Mashable may earn an affiliate commission. This content originally ...

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 ...

Need to protect your computers? An endpoint protection system works at the sharp end of business activity and can be the most effective way to block data breaches and virus infections. Endpoint ...

Dianna Gunn built her first WordPress website in 2008. Since then, she's poured thousands of hours into understanding how websites and online businesses work. She's shared what she's learned on blogs ...

Protect your computer with effective antivirus protection and smart computer security strategies to prevent hacking, malware, and viruses for safer online experiences. Pixabay, TheDigitalArtist ...

Attila covers software, apps and services, with a focus on virtual private networks. He's an advocate for digital privacy and has been quoted in online publications like Computer Weekly, The Guardian, ...

Antivirus is a kind of software that protects a user’s system from threats including malware, viruses, etc. Some antiviruses also offer protection against ransomware. Both free and paid Antiviruses ...