There are two types of malware: viruses and worms. Viruses embed in software without consent and infect the computer when the software is opened. A worm spreads itself through a network to affect ...

And Great Yarmouth coastguard said the worm was causing "great inconvenience". A coastguard spokeswoman said the worm had brought systems down on a relatively quiet day. "The most problems we are ...

Computer worm A worm also infects your system but it does not need a host to spread, meaning it is a self-sufficient program. It self-replicates too but does not need the user to open or activate ...

The "Mydoom.F" worm, discovered on Feb. 20, has so far infected about 5 percent of all Internet e-mail traffic, said Mikko Hypponen, director of research at a leading antivirus company F-Secure.

Computer technician Sam Robinson, 28, who found the worm said: 'The machine was displaying a message saying that the processor fan was unworkable. 'I took the back off and had a look inside.

Most anti-virus companies rated the threat as low to moderate this morning. McAfee Inc. considered one variant of the worm a high risk, but it categorised other versions as low risk.

Computer technician Sam Robinson, 28, who discovered the worm said: "The machine was displaying a message saying that the processor fan was unworkable. "I took the back off and had a look inside.

A crippling timebomb email virus was today threatening to cause chaos with computers worldwide. The bug, know as BlackWorm, Kama Sutra, Mywife or CME-24, has spread through email attachments ...

The German conglomerate said it had offered its customers a fix for the virus and that since the Stuxnet virus was detected, there had been 12,000 downloads of its anti-virus software.

Police do not believe the force was deliberately targeted by the virus, which has hit a string of computer systems across the world since it first appeared in November 2008.

There are two types of malware: viruses and worms. Viruses embed in software without consent and infect the computer when the software is opened. A worm spreads itself through a network to affect ...