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, ...

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, ...

A new virus can, for the first time, infect image files, according to antivirus software company McAfee.com Corp., a division of Santa Clara, Calif.-based Network Associates Inc. That means the virus ...

Viruses aren’t among nature’s most photogenic creations, but pictures of them are instructive to researchers -- and to the general public, according to David M. Sander, principal consultant at Sander ...

Computer hackers could create malicious software that crosses the line from technology to biology, crafting viruses that could spread dangerous epidemics, researchers said at Black Hat Europe. “We are ...

Through the years, some malicious computer programs have come to be known as viruses. Dr. Fred Cohen, a principal analyst with market research firm Burton Group, coined the term when he was working as ...