The virus exists as a collection of computer instructions attached to another program, called the host. When the host program runs, the virus code runs first.

The virus exists as a collection of computer instructions attached to another program, called the host. When the host program runs, the virus code runs first.

WASHINGTON: The viruslike Code Red II computer worm has spread this week to affect thousands of home and business computers across the United States and China.

Discover the common signs that your computer may have a virus and how to identify potential threats to your device.

The computer virus turns 40 years old in 2011. What started as a small nuisance in 1971 has turned into a multi-billion dollar business for cybercriminals and cyber terrorists.

It does so by inserting its code into another computer program or an operating system code, which then modifies that program and thus infects it. Having a host is necessary for a computer virus ...

In the eighties, the super nerds were called “Happy Hackers,” mostly eager to score points within the community rather than to steal stuff.

From macro viruses and boot sector viruses to droppers and packers, here’s a look at 9 common virus types, what they do, and the function they perform for attackers.

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.

1. On January 30, 1982, computer programmer Richard Skrenta wrote the world’s first computer virus that ‘escaped’ to other networks. Among other things, the virus would display a poem about ...