Early one Monday afternoon, Craig Schmugar, virus research manager at computer security firm Network Associates Inc., was at his desk taking a quick look at the programming inside a new computer worm ...

Disagreements about what and how to name new worms and viruses have produced a confusing system in which antivirus companies often compete to be the first to name a new virus and in which the same ...

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, ...