Keep your computer and other devices safe from viruses and other harmful software with these top-rated antivirus programs.

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 ...

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 ...

Learn about Avast antivirus. This guide covers key security features, privacy tools, details about the free version, and how Avast compares to other ...

You get what you pay for. That’s what they always say, right? And while that can be true for many things, antivirus software is a little different. There are reputable free antivirus solutions out ...

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 ...

SentinelOne, Microsoft Defender for Endpoint, and CrowdStrike Falcon are among my top recommendations for businesses looking ...

Best Antivirus Best Antivirus Software for Windows PCs in 2026 Discover the highest ranked antivirus programs for Windows 10 and 11. See whether you need to save or splurge to protect your device, ...