What is Bitcoin
Bitcoin is an open-source, decentralized, peer-to-peer payment network and a cryptocurrency of the same name launched on January 3, 2009. All transactions on the network are conducted directly between users and without third parties. The network does not have any cancellation mechanism, and transactions are irreversible. Bitcoin transactions are verified by the SHA-256 hash function. Block time is 10 minutes, block reward halves every 210,000 blocks. The maximum supply of Bitcoin is 21 million coins. The last BTC will be mined approximately in 2140. The identity of the creator of Bitcoin, who uses the name Satoshi Nakamoto as a pseudonym, has not been revealed yet. Bitcoin is the most popular and important cryptocurrency in the world.