Hector Xavier Monsegur, a computer hacker known as ‘Sabu’,  a former member of Lulzsec and Anonymous, leaves Federal Court in New York after having been granted a sentence of time served for a string of serious hacking charges. Photograph: EPA/Andrew Gombert

A leading hacker who authorities say helped disrupt at least 300 cyber attacks after agreeing to co-operate with the FBI was sentenced to time serve(...)

Protesters in Sao Paulo yesterday. Photograph: Reuters

Another round of demonstrations unfolded in cities throughout Brazil yesterday, after many in the country’s sweeping protest movement angrily dismisse(...)

Australian Federal policemen arrest the self-proclaimed leader of the international hacking group LulzSec, the collective that claimed responsibility for infiltrating and shutting down the CIA website. Photograph: Australian Federal Police

Australian Federal Police have arrested the self-proclaimed leader of the international hacking group LulzSec, the collective that claimed resp(...)