Bip39 Words. Is passphrase the same as PIN? No, a passphrase just isn't similar to a PIN. A passphrase, while in the context of Bitcoin wallets, is an additional layer of stability towards your wallet that actually works alongside your seed phrase to encrypt and safeguard your wallet. A PIN, https://social-lyft.com/story8996870/bip39-wallets-https-linktr-ee-bip39-not-known-factual-statements-about-ian-coleman-bip39