Dorian Prentice Satoshi Nakamoto denied Thursday that he is the creator of bitcoin.
Bitcoin is not a currency but transactions involving it should be "subject to taxation", Japan's government said Friday, in a move that could pave the way for formal regulations on the troubled virtual unit.
Big bitcoin backers the Winklevoss brothers said Wednesday they had used the virtual currency to buy tickets into space on Richard Branson's Virgin Galactic aircraft.
Japan is looking at ways to tax Bitcoin transactions, a report said Tuesday, in the wake of the spectacular failure of the Tokyo-based MtGox exchange after a half-billion-dollar theft.
The Oracle of Omaha is not a believer in bitcoin.
The Tokyo bitcoin exchange that filed for bankruptcy protection blamed theft through hacking for its losses Monday, and said it was looking into a criminal complaint.
The MtGox Bitcoin exchange, which last week sought bankruptcy protection in Japan, opened a helpline for anxious customers on Monday after unveiling a massive loss in a possible theft.
A shop selling the virtual Bitcoin currency opened in Hong Kong on Friday, as fresh concerns grew in Asia over the currency's viability and security.
(AP)—The Mt. Gox bitcoin exchange in Tokyo filed for bankruptcy protection Friday and its chief executive said 850,000 bitcoins, worth several hundred million dollars, are unaccounted for.
The troubled MtGox Bitcoin exchange filed for bankruptcy protection in Japan Friday, saying it had lost nearly half a billion dollars worth of the digital currency in a possible theft.