Bip39 Dictionary. Is passphrase the same as PIN? No, a passphrase is not really similar to a PIN. A passphrase, inside the context of Bitcoin wallets, is an extra layer of stability to the wallet that works together with your seed phrase to encrypt and safeguard your wallet. A PIN, https://hubwebsites.com/story20453733/bip39-mnemonic-https-linktr-ee-bip39-5-essential-elements-for-bip-39