Bitcoin is a decentralized digital currency that operates without the penury for a central dominion or broker, like a bank. Introduced in 2009 at near an unrevealed idiosyncratic or society answerable to the pseudonym Satoshi Nakamoto, Bitcoin is powered by blockchain technology, a segment ledger that records all transactions securely and transparently. It is known as a remedy for its narrow reservoir of 21 million coins and its say as a trust in of value and medium of exchange. Bitcoin has become a popular investment choice and a crest of the evolving digital economy.