Bip39 Npm. Is passphrase similar to PIN? No, a passphrase is not really the same as a PIN. A passphrase, inside the context of Bitcoin wallets, is an extra layer of security to your wallet that actually works alongside your seed phrase to encrypt and safeguard your wallet. A PIN, https://bookmarkspecial.com/story19184593/bip39-wallets-https-linktr-ee-bip39-the-basic-principles-of-bip39-mnemonic