Bip39 Word List. Is passphrase the same as PIN? No, a passphrase is not really the same as a PIN. A passphrase, during the context of Bitcoin wallets, is an extra layer of protection towards your wallet that works together with your seed phrase to encrypt and protect your wallet. https://bookmarkfriend.com/story18672918/bip39-words-https-linktr-ee-bip39-about-ian-coleman-bip39