Add Yahoo as a preferred source to see more of our stories on Google. Malware is an attack that attempts to take control of a computer and steal sensitive information, such as passwords or bank ...

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 computer virus is a type of program that, much like a regular virus, ...

Computer viruses can invade your system without you noticing, disrupting its operation and even stealing your data. To protect your device, it's important to know how to recognize signs of infection, ...

What Is a Computer Virus? A computer virus is a program. Like other programs, it’s defined by what it does, and the big thing a virus does is replicate itself. The virus exists as a collection of ...

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, ...

Ahhh-choo! Ahh, lucky you. Every time you are exposed to a virus, your immune system builds resistance to that particular bug. So, why can’t we build computers that do the same thing? “If our bodies ...