The human mind loves to categorize things, and malware is no exception. We here at CSO have done our part: our malware explainer breaks down malware based on how it spreads (self-propagating worms, ...

To a lot of people, a "virus" is often the first thing they think of when something goes wrong with their computer. The truth is, that these days a virus is almost never the culprit for your PC ...

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 is a type of malware that can replicate itself on your computer and spread to other devices. You might be infected with a virus if your computer suddenly starts running more slowly, ...

Realizing that your computer is infected with a virus can be a heart-stopping moment, but there's no need to panic. Viruses or other malware can have a devastating effect on your PC, slowing its ...

In the latest example of computer virus writers capitalizing on current events, an e-mail worm uses fears about Severe Acute Respiratory Syndrome (SARS) to entice users into opening a file attachment, ...

Computer hackers could create malicious software that crosses the line from technology to biology, crafting viruses that could spread dangerous epidemics, researchers said at Black Hat Europe. “We are ...

Internet security experts are divided on the source and purpose of computer viruses and worms like Blaster and SoBig. But some government agencies are investigating a possible connection between the ...

In a new map of the world showing the prevalence of computer viruses, North America sticks out like a sore, infected thumb. The map, posted by antivirus company McAfee.com, indicates the intensity of ...

In the latest example of computer virus writers capitalizing on current events, a new e-mail worm uses fears about SARS, or severe acute respiratory syndrome, to entice users into opening a file ...