$BTC $BTC (Bitcoin) is the first and most well-known cryptocurrency, created in 2009 by the pseudonymous developer Satoshi Nakamoto. It operates on a decentralized, peer-to-peer network using blockchain technology to enable secure, transparent transactions without intermediaries. Bitcoin has a fixed supply of 21 million coins, making it scarce and often compared to digital gold. It uses Proof-of-Work (PoW) for network security and mining, which involves solving complex algorithms to validate transactions. BTC is widely used as a store of value, a hedge against inflation, and a medium of exchange. Despite market volatility, Bitcoin remains the most dominant asset in the crypto space.