A wallet address is a unique identifier for a cryptocurrency wallet. It is a string of characters that is used to receive and send funds, and it is similar to a bank account number or an email address. A wallet address is generated by the wallet software, and it is typically a long and complex string of characters that is derived from the wallet's public key. A wallet address can be shared with others, and it can be used to receive funds from other wallets. Different cryptocurrencies have different formats for wallet addresses, and they may use different algorithms to generate the addresses. Wallet addresses are an essential part of the cryptocurrency ecosystem, and they are used to track the flow of funds on the blockchain.