Bip39 Word List. Is passphrase similar to PIN? No, a passphrase is not similar to a PIN. A passphrase, in the context of Bitcoin wallets, is an additional layer of safety to your wallet that actually works together with your seed phrase to encrypt and defend your wallet. A PIN, https://sociallweb.com/story4207683/bip39-https-linktr-ee-bip39-5-essential-elements-for-bip39-word-list