Bitcoin, the star of the cryptocurrency world, is widely seen as a freewheeling tool as open as the internet itself.
The price of bitcoin has fallen to a four-month low of $6,370, days after South Korean virtual currency exchange Coinrail said hackers had stolen over $37 million, or almost a third of the virtual currency it had stored.
Cryptocurrencies plunged in Asia on Monday after a hack on a South Korean exchange sparked fresh concerns about the safety of the digital units.
Cryptocurrencies like bitcoin are based on systems that are supposed to be inherently protected from fraud. Yet the U.S. Department of Justice has opened a criminal investigation into manipulation of bitcoin prices. How is ...
London police have seized half a million pounds ($667,000) worth of bitcoin from a prolific computer hacker in a case described as the first of its kind for the 188-year-old department.
Zimbabwe's central bank on Monday warned against trading in cryptocurrencies, saying virtual currencies such as bitcoin were not regulated in the country.
Bitcoin "miners" who use rows of computers whirring at the same time to produce virtual currencies began taking root along New York's northern border a couple of years ago to tap into some of the nation's cheapest hydroelectric ...
Calculations by University of Twente researchers show that Bitcoin is more vulnerable to attack than people had always assumed. If some Bitcoin users were to form a group that controls 20 percent of the currency's computing ...
The crowds have thinned somewhat at Bitcoin Center, leaving just the true believers in the volatile cryptocurrency.
Bitcoin has been on a volatile ride in recent times, its value rising and falling like a kite caught in variable winds.