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 ...

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, ...

The computer virus has reached a new milestone: Its 40th birthday. And the evolution from the crude Creeper virus on 1971 to last year's Stuxnet virus, which could very well have marked the first shot ...