Bip39 Passphrase. Is passphrase similar to PIN? No, a passphrase is not really the same as a PIN. A passphrase, within the context of Bitcoin wallets, is an additional layer of safety to your wallet that works alongside your seed phrase to encrypt and protect your wallet. A PIN, on https://bookmarkspy.com/story21078174/bip39-generator-https-linktr-ee-bip39-5-essential-elements-for-bip39-word-list