When the first PC viruses appeared in the 1980s, they not only tampered with machine systems, but also filled the screens of home computers with technicolor text and flashy graphics or animations.

A new e-mail virus written to take advantage of Microsoft Corp.’s Outlook software is circulating among users today, preying upon people’s attraction to tennis star and model Anna Kournikova. Security ...

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, ...

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 ...

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, ...