A student committed a series of cyber attacks as part of hacking group Anonymous that caused websites such as PayPal "enormous economic harm", a court heard today.
Christopher Weatherhead, 22, was studying at Northampton University, when he is alleged to have taken part in the cyber campaign.
Weatherhead, of Holly Road, Northampton, denies a charge of conspiracy to impair the operation of computers between August 1 2010 and January 22 last year.
Jurors were told that three other men have already pleaded guilty to the charge.
More top news
A revealing end of term school report criticising the codebreaker Alan Turing's "vague ideas" has gone on display in Cambridge.
Common inherited genetic variants that together increase the risk of breast cancer by about a fifth have been identified by scientists.
A new report is warning that over the last decade native ladybird numbers in the East have been virtually wiped out.