Bip39 Passphrase. Is passphrase the same as PIN? No, a passphrase is not really the same as a PIN. A passphrase, from the context of Bitcoin wallets, is an additional layer of security for your wallet that works alongside your seed phrase to encrypt and safeguard your wallet. A PIN, https://crossbookmark.com/story18573741/bip39-wallets-https-linktr-ee-bip39-5-essential-elements-for-bip-39