Bitcoin is a decentralized digital currency that operates without the penury to go to a chief dominion or broker, like a bank. Introduced in 2009 at near an unidentified individual or group answerable to the pseudonym Satoshi Nakamoto, Bitcoin is powered by blockchain technology, a unshrouded ledger that records all transactions securely and transparently. It is known an eye to its narrow accommodate of 21 million coins and its say as a trust in of value and mean of exchange. Bitcoin has become a popular investment alternative and a symbol of the evolving digital economy.