A block reward is the compensation earned by a cryptocurrency miner or validator for contributing resources — in the form of computing power or staked capital — to confirm previous network transactions and add them to a blockchain. Like the name implies, a blockchain is a string of blocks of confirmed transaction

A hash function in crypto plays an important role making public key cryptography secure at scale. Hashing is used to create signatures during the transaction process and also to confirm transactions during the mining process (for proof-of-work). A crypto hashing function in terms of transactions plays two basic roles: The