$BTC Bitcoin ($BTC) is the pioneering decentralized digital currency, created by Satoshi Nakamoto in 2009. It operates on a public ledger called a blockchain, securing transactions through cryptography without central bank control. With a fixed supply of 21 million coins, BTC is often called "digital gold," used for investment and global payments. Its price experiences significant volatility, influenced by market sentiment and regulatory news.

Important Note for Bangladesh: The Bangladesh Bank strictly discourages and warns against the use and trading of cryptocurrencies like Bitcoin, citing legal and financial risks including money laundering and terrorism financing. Using or trading cryptocurrencies in Bangladesh carries significant legal risks.