Bip39 Npm. Is passphrase the same as PIN? No, a passphrase isn't similar to a PIN. A passphrase, while in the context of Bitcoin wallets, is an extra layer of protection to your wallet that actually works along with your seed phrase to encrypt and safeguard your wallet. A PIN, https://royalbookmarking.com/story18773682/bip39-passphrase-https-linktr-ee-bip39-helping-the-others-realize-the-advantages-of-bip39