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.

Looking for a new antivirus? My tried and tested favorites will improve the security of your desktop PC, laptop, and mobile devices.

The following content is brought to you by Mashable partners. If you buy a product featured here, we may earn an affiliate commission or other compensation. Credit: Mashable So, you want your PC to ...

Penetration testing, hack testing, and password cracking: Free utilities are out there to help you do all these tasks and more I frequently thank vendors and developers for releasing cool, free, ...