$BTC
Bitcoin (BTC) is the first and most famous decentralized digital currency in the world, established in 2009 by a person or group under the name "Satoshi Nakamoto". Its primary goal was to create a financial system independent of governments and banks. It relies on blockchain technology that records all transactions with transparency and security. The number of Bitcoins is limited to 21 million coins, which increases its value in the long term. Bitcoin is used as a means of payment and an investment tool, and it is traded on many platforms around the world. It faces significant price volatility, yet it remains a symbol of revolution in the world of digital economy.