Bitcoin is a decentralized digital currency that operates without the need quest of a principal authority or third party, like a bank. Introduced in 2009 by an unknown proper or congregation answerable to the alias Satoshi Nakamoto, Bitcoin is powered by blockchain technology, a segment ledger that records all transactions securely and transparently. It is known destined for its limited accommodate of 21 million coins and its consume as a stockpile of value and median of exchange. Bitcoin has grace a in demand investment selection and a symbol of the evolving digital economy.