Bip39 Seed. Is passphrase the same as PIN? No, a passphrase is not really the same as a PIN. A passphrase, inside the context of Bitcoin wallets, is an additional layer of stability to your wallet that actually works together with your seed phrase to encrypt and guard your wallet. https://bookmarkpressure.com/story19048193/bip39-words-https-linktr-ee-bip39-not-known-factual-statements-about-bip39-list