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 ...

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

Think your antivirus has you covered? From expired subscriptions to ignored alerts, these common misunderstandings could leave your PC—and your data—wide open to malware.

Malware and hackers present a real danger to your computer system and the security of your business itself, so you shouldn't skimp on providing adequate network and computer protection. Firewalls and ...

Add Yahoo as a preferred source to see more of our stories on Google. Ever hear the phrase “spread like a virus”? We quite literally witnessed it the past few years. Like biological viruses, computer ...

The word 'virus' gets tossed around a lot. Here's what actually counts, what to watch for, and how to stay two clicks ahead ...

Even if you're cautious, there's always a chance that a virus could sneak onto your PC. Sure, Windows does have built-in security to block malware, but all it takes is one wrong click. Maybe it's a ...

A computer virus is a type of malware that can replicate itself on your computer and spread to other devices. You might be infected with a virus if your computer suddenly starts running more slowly, ...

A new computer virus has started spreading worldwide, but antivirus experts predict that the program won't become an epidemic. Dubbed W32/Sobig, the mass-mailing worm has claimed the No. 2 slot on ...

An anti-virus program crashing during a scan adds insult to injury: you're already trying to do right by removing malware infections. There's no stand-out cause for crashing during a virus scan; while ...