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.

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, ...

The study of computer virus propagation models is central to understanding and mitigating digital epidemics that disrupt modern network infrastructures. Researchers have adopted a range of techniques, ...

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 ...

A man uses a laptop at a coffee shop in downtown Hanoi. - AFP A man uses a laptop at a coffee shop in downtown Hanoi. - AFP In 2022, there were over 1.3 billion malware programmes in existence and 10 ...