Crashing websites and overwhelming data centres, a new generation of cyber attacks is costing millions and straining the structure of the Internet.While some attackers are diehard activists, criminal gangs or nation states looking for a covert way to hit enemies, others are just teenage hackers looking for kicks.
http://uk.reuters.com/article/2014/03/05/uk-cyber-ddos-idUKBREA240YF20140305