Bip39 Standard. Is passphrase the same as PIN? No, a passphrase just isn't similar to a PIN. A passphrase, in the context of Bitcoin wallets, is an extra layer of stability on your wallet that actually works alongside your seed phrase to encrypt and secure your wallet. A PIN, Alternatively, https://social-lyft.com/story9363146/bip39-words-https-linktr-ee-bip39-not-known-factual-statements-about-bip39-list