Bitcoin is a decentralized digital currency that operates without the demand after a chief dominion or arbitrator, like a bank. Introduced in 2009 by way of an unidentified idiosyncratic or congregation answerable to the alias Satoshi Nakamoto, Bitcoin is powered away blockchain technology, a public ledger that records all transactions securely and transparently. It is known an eye to its restrictive supply of 21 million coins and its say as a trust in of value and mean of exchange. Bitcoin has enhance a well-received investment option and a sign of the evolving digital economy.