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Bitcoin is underpinned by unbreakable codes, but the secret keys that protect personal fortunes are easily lost or stolen.
Economist Simon Johnson says governments will feel the urge to suppress the crypto-currency Bitcoin.
Early investors in Bitcoin got rich. Now they are the cryptocurrency’s most powerful gatekeepers.
The first major conference for the digital currency suggests it is gaining legitimacy, but in a manner disappointing to some early enthusiasts.
Currencies designed to fix perceived flaws in Bitcoin could lead to competition that makes the idea of digital “cryptocurrency” stick.
Some of Silicon Valley’s best-known venture funds have backed OpenCoin, a startup with a new digital currency called Ripple.