A computer worm is a type of malware that, once it infects a machine, can automatically copy and extend itself to connected devices.

A computer virus is a type of malware that can replicate itself on your computer and spread to other devices.

The word 'virus' gets tossed around a lot. Here's what actually counts, what to watch for, and how to stay two clicks ahead ...

On the Internet's 40th anniversary, Symantec lists the worst cyber threats. Sept. 3, 2009 — -- This fall marks the 40th birthday of the Internet, and to celebrate it, Symantec, the manufacturer ...

The worm _ called "Mydoom,' "Novarg' or "WORM_MIMAIL.R' _ was replicating itself so quickly that some corporate networks were clogged with infected traffic within hours of its appearance Monday. Its ...

It's being called the worst computer worm of the year -- a fast-spreading Internet threat that looks like an official e-mail from the CIA or FBI but can leave your computer wide open to intruders. The ...

The Stuxnet computer worm that was used to sabotage the Iranian nuclear program was likely preceded by another sophisticated malware program that used some of the same exploits and spread through USB ...

The Conficker computer worm didn't turn out to be much of an April Fools' gag. The much-hyped malware didn't do catastrophic damage to the world's computers Wednesday as some had feared. However, ...

A new viruslike attack struck computers, including some in Western New York, Tuesday, and its rapid spread threatened to slow down the Internet. Attorney General John D. Ashcroft warned that the ...

Computer security experts said yesterday that new appearances of "Bagle," the latest computer worm to circulate via the Internet, appear to be on the wane. Though early reports had some predicting the ...

You’d think keeping things secure would be easy, with artificial intelligence getting sharper every day. I mean, if it can crank out intricate code in no time, fending off cyber crooks should be a ...

The teenager who created the "Sasser" computer worm that created havoc around the world last year was convicted Friday in Germany on charges including computer sabotage and given a suspended sentence, ...