Bip39 Generator. Is passphrase similar to PIN? No, a passphrase is just not similar to a PIN. A passphrase, from the context of Bitcoin wallets, is an extra layer of security in your wallet that works together with your seed phrase to encrypt and protect your wallet. A PIN, on https://privatebookmark.com/story18676225/bip39-wallet-https-linktr-ee-bip39-5-essential-elements-for-bip-39