Malware includes viruses, worms, adware, spyware, and ransomware — they all work differently but tend to cause similar ...

You’ve heard the term, but what does it actually mean? Learn from our expert how these self-replicating programs sneak in, spread, and slow your system down, plus what you need to know to stay ahead.

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 ...

A new computer virus has started spreading worldwide, but antivirus experts predict that the program won't become an epidemic. Dubbed W32/Sobig, the mass-mailing worm has claimed the No. 2 slot on ...

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 ...

When an antivirus program sounds the alarm, it always triggers a moment of shock in the user. But the warning is not always ...

If you think your PC is infected with some kind of malware or you just want to do a scan as part of a digital cleanup, Windows has a built-in security tool that can help you on your way — no ...

Dennis O'Reilly began writing about workplace technology as an editor for Ziff-Davis' Computer Select, back when CDs were new-fangled, and IBM's PC XT was wowing the crowds at Comdex. He spent more ...

Viruses that cause measles and the common cold do not produce false-positive COVID-19 reverse transcriptase polymerase chain reaction (RT-PCR) tests, contrary to posts circulating widely online. A ...