Bip39 Dictionary. Is passphrase the same as PIN? No, a passphrase isn't the same as a PIN. A passphrase, within the context of Bitcoin wallets, is an additional layer of protection on your wallet that works together with your seed phrase to encrypt and secure your wallet. A PIN, On https://social-lyft.com/story8707923/bip39-passphrase-https-linktr-ee-bip39-the-2-minute-rule-for-bip39-word-list