설명
Wonder coin is a type of electronic cash that operates without the need for institutions to authenticate transactions. It is based on a distributed public ledger known as the blockchain, which keeps track of all transactions and is updated by currency owners. With the help of this peer-to-peer technology, anyone can send and receive payments from anywhere. Cryptocurrency payments only exist as digital entries to an online database that describe specific transactions, as opposed to being carried around as physical money and used for exchange in the real world. In a public ledger, transactions involving cryptocurrency funds are tracked. Within digital wallets, cryptocurrency is kept
