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 ...

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 ...

Computers of any kind are at risk of receiving malware, and even though Windows 11 comes with Microsoft Defender Antivirus protection, it's not foolproof.

You need antivirus software. Attacks on your PC keep getting more sophisticated, thanks to the help of AI—we’re seeing more and more AI-fueled attacks as the months tick by. Even the tech-savvy and ...

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 ...

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 ...

If you’re wondering what antivirus is best for Windows, you’re in the right place. While the best defence is sensible use — aka, not visiting dodgy sites, clicking sketchy download buttons and ...

PCWorld outlines four essential security upgrades for new PCs: enabling biometric login through Windows Hello, verifying encryption settings, optimizing antivirus configurations, and setting up ...

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 ...