A SIMPLE KEY FOR BITCOIN UNVEILED

A blockchain is actually a distributed community ledger ??or on the internet digital database ??that contains a document of every one of the transactions over a platform.가???�반?�인 채굴 ?�???��?�??�펴보겠?�니?? �??�형??비트코인 채굴 ?�드?�어???�단?�이 ?�습?�다.비트코인?� ?�계?�인 �