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, ...

Viruses are tiny — and sneaky. So sneaky that some play a deadly game of hide and seek. The "seek" part is all too familiar: They're always looking for ways to infect humans. Their ability to hide is ...