By: Atheer, Kristelle and jia

Worm

Computer worms are malicious software applications designed to spread via computer networks. Computer worms are one form of malware along with viruses and Trojans. A person typically installs worms by inadvertently opening an email attachment or message that contains executable scripts.

http://compnetworking.about.com/cs/worldwideweb/g/bldef_worm.htm

Definition

Worm virus can be caused by downloading or opening a attachment file. worm virus can spread it self through computers using network and email address. Worm virus is one form of malware.

Definition

In the Xerox Alto Research Centre, Jon Hepps and John Shock program the first worms. They are used for distributed calculations and spread independently in the network. Because of a program error, this spread took place in an uncontrolled manner, which after a short time crippled the computers.

History

A computer worm has stolen 45,000 login credentials from Facebook, security experts have warned.

The data is believed to have been taken largely from Facebook accounts in the UK and France, according to security firm Seculert.

The culprit is a well-known piece of malware - dubbed Ramnit - which has been around since April 2010 and has previously stolen banking details.

Worm Steal 45,000 Facebook Passwords