SAN FRANCISCO -- The worldwide cost of the Code Red worms that crawled rampantly throughout the Internet in July and August has reached about $2.6 billion, an independent research firm said last week.

Rather than amateurs working out of their parents' basement, malware creators are often part of an underworld of criminal gang, or working directly for a foreign government or intelligence agency.

Computer viruses can invade your system without you noticing, disrupting its operation and even stealing your data. To protect your device, it's important to know how to recognize signs of infection, ...

It's important to know the signs of a virus, so that you can act quickly to get rid of any malware and stay safe in future. A virus is a type of malicious software, or malware, that can replicate ...