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Last updated at 11:10 BST, Thursday, 23 June 2011

Botnets

Hands typing on a computer keyboard

Cyber crime is an increasing problem for UK authorities

Dan and Rob talk about cyber crime, and how the authorities in the UK are trying to fight hackers and technology such as botnets.

This week's question:

According to a recent UK government study, how much does cyber crime cost the UK economy? Is it:

a) 拢27 million a year

b) 拢27 billion a year

c) 拢270 billion a year

Listen out for the answer at the end of the programme!

Listen

Botnets

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Vocabulary

cyber crime

illegal activity which is committed using a computer network

hackers

people who access others' computers and private information without their permission or knowledge

commercialised

become more like a business, more focused on making money than previously

cashing in

taking advantage of a situation, person or organisation to make money from it

enterprise

business or company

hijack

taking over and controlling by force something which doesn't belong to you

botnets

network of computers taken over by hackers and used to control them

malicious

behaviour intended to harm others

industrialised

business that has become very big and successful, like an industry

espionage

spying on or watching others without their knowledge, and reporting on their activities and movements

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