What is WIF? 👉 it means Wallet Import Format. What is messagePrefix? 👉 there is a list of address prefixes for Base58Check which is the exception of Bech32 encoding. How Different the type of Bitcoin addresses is ?! ====P2PKH==== Legacy Address // start with the number 1 example: "15e15hWo6CShMgbAfo8c2Ykj4C6BLq6Not" // the legacy address is simply the hash of the public key to your private key. ..