A computer virus that rewrites the executable file it targets rather than attaching itself to the file and running along with it. See virus. THIS DEFINITION IS FOR PERSONAL USE ONLY. All other ...

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 ...

In early 2004, a handful of employees worldwide received a strange email with an attachment, marking the start of the fastest-growing computer virus in history. Known as MyDoom (or Novarg), this ...