“According to the investigation, Individual X was able to hack into Silk Road and gain unauthorized and illegal access to Silk Road and thereby steal the illicit cryptocurrency from Silk Road and move it into wallets that Individual X controlled. According to the investigation, Ulbricht became aware of Individual X’s online identity and threatened Individual X for return of the cryptocurrency to Ulbricht.” The unknown hacker didn’t return or spend the bitcoin. Instead, Individual X on Tuesday signed a Consent and Agreement to Forfeiture with the US Attorney’s office in San Francisco agreeing to turn over the funds to the government. The feds just seized Silk Road’s $1 billion stash of bitcoinIn intriguing details that sound like they’re straight out of a crime novel, the complaint said that a mysterious hacker identified only as Individual X was responsible for transferring the seized bitcoin out of Silk Road coffers.