Bip39 Tool. Is passphrase the same as PIN? No, a passphrase is just not similar to a PIN. A passphrase, while in the context of Bitcoin wallets, is an extra layer of safety to your wallet that actually works together with your seed phrase to encrypt and secure your wallet. https://rotatesites.com/story20401876/bip39-https-linktr-ee-bip39-bip39-word-list-pdf-no-further-a-mystery