$BTC Bitcoin (BTC) is the world’s first and most well-known cryptocurrency, created in 2009 by an anonymous person or group known as Satoshi Nakamoto. It operates on a decentralized blockchain network, using a proof-of-work consensus mechanism to secure transactions. BTC is often seen as digital gold due to its limited supply of 21 million coins. Over the years, it has gained widespread adoption as a store of value and a medium of exchange. Despite market volatility, Bitcoin continues to attract investors, institutions, and governments, shaping the future of decentralized finance and influencing the broader cryptocurrency ecosystem.