Firewalls scan data sent to your computer for malware and attempt to block files or other data they deem suspicious. Like ...

Strange pop-ups, unexpected apps and a mind-of-its-own webcam? Here’s how to tell if your computer has been hacked—and what to do about it. Internet users with lackluster security aren’t the only ones ...

Breakthroughs, discoveries, and DIY tips sent every weekday. Terms of Service and Privacy Policy. Many of us are so reliant on our computers that it’s a serious ...