$BTC Bitcoin (BTC) is the first and most well-known cryptocurrency, created in 2009 by an unknown person or group using the name Satoshi Nakamoto. It operates on a decentralized network using blockchain technology, which ensures transparency and security without the need for intermediaries like banks. Bitcoin is limited to a maximum supply of 21 million coins, making it a deflationary asset. It can be used for peer-to-peer transactions and is often seen as a store of value, similar to digital gold. Bitcoin's price is highly volatile, influenced by market demand, regulatory developments, and investor sentiment. It continues to shape the future of finance.