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Anonymous, loose-knit group of 'hacktivists'

Anonymous, which briefly knocked the FBI and Justice Department websites offline in retaliation for the US shutdown of file-sharing site Megaupload, is a shadowy group of international hackers with no central hierarchy.

Spot a bot to stop a botnet

Computer scientists in India have developed a two-pronged algorithm that can detect the presence of a botnet on a computer network and block its malicious activities before it causes too much harm. The team describes details ...

Lithuanian central bank hit by cyber-attack

Lithuania's central bank said Friday it had been hit by a cyber-attack, but had eventually overcome the assault on its website and other online services.

Suspected hacker held over Kiss frontman web attack

A 24-year-old man allegedly linked to the Anonymous "hacktivist" group was arrested Tuesday over a cyber attack on a website run by the frontman of heavy rock group Kiss, the FBI said.

Home of suspected LulzSec member raided: WSJ

US Federal Bureau of Investigation agents carried out a raid on the home of an Ohio man suspected of being a member of the Lulz Security hacker group, The Wall Street Journal reported Thursday.

British teen arrested over CIA, US Senate hacking

British police working with the FBI arrested a 19-year-old man over attacks by a hacker group on businesses and government agencies including the CIA, US Senate and Sony, Scotland Yard said Tuesday.

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