Bip39 Word List Numbers. Is passphrase similar to PIN? No, a passphrase just isn't similar to a PIN. A passphrase, while in the context of Bitcoin wallets, is an extra layer of security towards your wallet that actually works together with your seed phrase to encrypt and shield your wallet. https://iwanttobookmark.com/story19720755/bip39-passphrase-https-linktr-ee-bip39-not-known-factual-statements-about-bip39-list