$BTC Bitcoin (BTC) is the first and most widely recognized decentralized digital currency. 1 Operating on a blockchain, it allows peer-to-peer transactions without intermediaries. 2 Its core features include a fixed supply of 21 million coins, ensuring scarcity, and cryptographic security that protects transactions. 3 Bitcoin's volatile price history has attracted both investors and skeptics. 4 While some view it as a store of value akin to gold, others see it as a speculative asset. Its adoption by institutions and increasing regulatory scrutiny continue to shape its evolving role in the global financial landscape