Computer security technologists are racing to find ways to block ever-more complex computer worms and viruses that burrow into computers -- usually via e-mail -- and wreak havoc on network systems.

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 ...

A computer scientist at Washington University in St. Louis has developed technology to stop malicious software – malware – such as viruses and worms long before it even has a chance to reach computers ...

The SoBig.F computer worm that wriggled up on millions of unsuspecting Internet users and crashed thousands of hard drives in the past three weeks seems to have reared its ugly head again. Hundreds of ...

The silver anniversary of the first PC virus is approaching in January, but even after 25 years, no victory celebration is on the horizon. That first virus, distributed on a 5 1/4 floppy disk, was ...

Since early January, a worm that has been referred to by several names, including "Downadup," "Kido" and "Conficker," has been infecting millions of computers around the world. The worm exploits a ...

our ability to protect the Net. the heart of the Internet were affected Saturday by what experts are calling the worst worm since Code Red in 2001. A worm that attacks Microsoft's database software ...

Companies take steps to minimize damage from the file-eating program, but e-mail users are warned to be cautious. The FBI investigates. The FBI on Friday tried to track the author of a file-destroying ...

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 ...

During the week of Jan. 15, an innocuous-looking e-mail appeared in thousands of inboxes around the world. Its subject line read, “230 dead as storm batters Europe.” The e-mail came with a file ...