An address is a blockchainBlockchain is a type of database storing an immutable set of data, verifiable to anyone with access to it —through... equivalent to a bank account number in the traditional financial system, or an email address. You can share your address with anyone who should be able to send funds to you. Every cryptocurrencyA digital currency running on a blockchain and built with cryptography. Contrary to central-bank issued currency, cryptocurrency issuance rules are... More has a different type of address: for example, BTCAn abbreviation for Bitcoin. addresses start with 1, 3, or bc1; but Ethereum addresses start with 0x.