Bip39 Npm. Is passphrase similar to PIN? No, a passphrase is not similar to a PIN. A passphrase, during the context of Bitcoin wallets, is an extra layer of security in your wallet that actually works together with your seed phrase to encrypt and defend your wallet. A PIN, Alternatively, https://madbookmarks.com/story19114470/bip39-wallets-https-linktr-ee-bip39-not-known-details-about-bip39-list