Bip39 Wallet. Is passphrase similar to PIN? No, a passphrase is just not similar to a PIN. A passphrase, inside the context of Bitcoin wallets, is an extra layer of protection to the wallet that actually works along with your seed phrase to encrypt and shield your wallet. A PIN, https://brightbookmarks.com/story18969946/bip39-word-list-https-linktr-ee-bip39-getting-my-bip39-passphrase-to-work