Bip39 Seed Phrase. Is passphrase the same as PIN? No, a passphrase will not be the same as a PIN. A passphrase, inside the context of Bitcoin wallets, is an additional layer of security on your wallet that actually works alongside your seed phrase to encrypt and guard your wallet. https://bookmarkfly.com/story19395536/bip39-generator-https-linktr-ee-bip39-helping-the-others-realize-the-advantages-of-bip39