Satoshi Nakamoto is a term used by someone who is unknown and is a designer of bitcoin and the results of its original application refers to Bitcoin Core. Through its application in Bitcoin Core, the base of the blockchain database has also been planned with careful thought for the first time. In a series of actions taken, the problem of double-spending payments for digital currencies can be found by Satoshi Nakamoto for the first time. Satoshi Nakamoto is an active follower in relation to the development of bitcoin until 2010.