Mining is the process by which new transactions are added to a blockchain and new cryptocurrencies are created. It involves solving complex computational puzzles, which are used to confirm transactions and add blocks of information to the blockchain. The miners who solve the puzzles are rewarded by receiving transaction fees and newly-created cryptocurrency. It is an essential process that helps validate and secure the blockchain network. Mining is a vital part of the cryptocurrency ecosystem and an important way to help sustain the security and financial value of a given cryptocurrency.