Bip39 Vs Slip39. Is passphrase the same as PIN? No, a passphrase is not really similar to a PIN. A passphrase, while in the context of Bitcoin wallets, is an additional layer of security to the wallet that works together with your seed phrase to encrypt and protect your wallet. https://hotbookmarkings.com/story19051750/bip39-word-list-https-linktr-ee-bip39-getting-my-ian-coleman-bip39-to-work