In context: Though Windows built-in security systems were once the subject of quite a bit of criticism, today's incarnation of Windows Defender is able to hold its own against other major antivirus ...

Antivirus apps protect your PC's personal information, data, bank accounts, and other sensitive information. We've tested more than two dozen utilities to help you choose the right antivirus for your ...

Video: When it comes to malware, Windows 10 is twice as secure as Windows 7. Microsoft's Windows Defender ranks seventh out of 15 antivirus (AV) products in an independent test. But the results don't ...

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.