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.

Marshall Gunnell is a Tokyo-based tech journalist and editor with over a decade of experience covering IT, cybersecurity and data storage. Alongside CNET, his work has appeared in ZDNET, Business ...

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 ...

Here are the best identity theft protection services to identify breaches and mitigate potential damage in 2026.

Webroot - known for its cloud-based, lightweight antivirus software designed to deliver real-time protection while using minimal system resources. As cyber threats continue to target everyday internet ...