Bip39 Passphrase. Is passphrase the same as PIN? No, a passphrase isn't the same as a PIN. A passphrase, from the context of Bitcoin wallets, is an extra layer of protection on your wallet that actually works together with your seed phrase to encrypt and protect your wallet. A PIN, https://socialwebconsult.com/story4146315/bip39-generator-https-linktr-ee-bip39-5-essential-elements-for-bip-39