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, ...

A computer virus in the DOS/Windows environment that takes advantage of the fact that .COM and .EXE are two valid executable extensions for program files, and .COM takes precedence. For example, if ...

Although widespread virus outbreaks may be a thing of the past, the total amount of malicious software being written is on the rise, says McAfee Inc. On Tuesday, the security vendor added the ...

A prank virus that does not cause damage. It does such things as randomly displaying a message on screen declaring "Peace on Earth" or causing the computer to make a clicking sound every time a key is ...