Bitcoin exchange Bitfinex apparently loses $63 million to hackers

A digital currency exchange in Hong Kong has suspended trading after a security breach in which thieves made off with an apparent $63 million worth of bitcoin.The exchange, Bitfinex, reported the intrusion on Tuesday and said it was working with law enforcement.“We are investigating the breach to determine what happened, but we know that some of our users have had their bitcoins stolen,” the exchange said.Its statement doesn't say how many bitcoins are missing, but Zane Tackett, the