Geek did £77m hack because he was sulking about college course

A cynical cyber-criminal who took part in the £77m hack on mobile network TalkTalk was motivated by ‘spite or revenge’ after failing a college computer course, a court heard. Daniel Kelley, 22, was ‘one of the more prolific hackers’ behind the massive data breach in October 2015. He used the stolen data to blackmail former chief executive Dido Harding in a series of emails demanding payment of 465 bitcoin – now worth more than £285,000 – in exchange for not…