How Bitcoin Works
A common bitcoin logo. The price for BTC/USD on the Mt.Gox exchange Bitcoin (sign: BTC ) is a decentralized digital currency [ 8 ] [ 9 ] based on an open-source , [ 10 ] peer-to-peer internet protocol . It was introduced by a pseudonymous developer named Satoshi Nakamoto in 2009. [ 11 ]
Here you will find answers to the most commonly asked questions. General What are bitcoins? Bitcoins are the unit of currency of the Bitcoin system. A commonly used shorthand for this is “BTC” to refer to a price or amount (eg: “100 BTC”).