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.

Firmware is the low-level software that is deeply integrated into the hardware of your device. It sits beneath higher-level software and your PC’s hardware and acts as a kind of bridge running the ...

The firewall is one of the most important security features in a computer environment. In the classic sense, a firewall is set up on an appliance, such as a computer that fulfills just a single, ...

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