Bip39. Is passphrase the same as PIN? No, a passphrase is not really the same as a PIN. A passphrase, during 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. A PIN, https://ztndz.com/story22268485/bip39-wallet-https-linktr-ee-bip39-about-ian-coleman-bip39