Microsoft Defender isn't enough to fully protect your PC. You don't have to pay extra, though—just use one of the top free ...

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 ...

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

5 Antivirus Programs That Actually Hold Up in 2026 Best Free Antivirus in 2026: What You Get (and What You Don’t) Free antivirus software in 2026: compare Avast, Bitdefender, AVG, and Malwarebytes.

Firewalls scan data sent to your computer for malware and attempt to block files or other data they deem suspicious. Like ...

Back in 2023, we asked anti-virus expert Andreas Marx of AV-Test how so many infections escape antivirus software, even though it actually protects well. His answer: “Many programs successfully fend ...

Antivirus apps protect your PC's personal information, data, bank accounts, and other sensitive information. We've tested ...