Bip39 Passphrase Generator. Is passphrase the same as PIN? No, a passphrase is not the same as a PIN. A passphrase, inside the context of Bitcoin wallets, is an additional layer of security in your wallet that actually works together with your seed phrase to encrypt and defend your wallet. https://listbell.com/story8757065/bip39-mnemonic-https-linktr-ee-bip39-an-unbiased-view-of-bip-39