Bip39 Npm. Is passphrase the same as PIN? No, a passphrase is not really similar to a PIN. A passphrase, during the context of Bitcoin wallets, is an additional layer of protection to the wallet that works together with your seed phrase to encrypt and protect your wallet. A PIN, https://tvsocialnews.com/story4139620/bip39-generator-https-linktr-ee-bip39-how-much-you-need-to-expect-you-ll-pay-for-a-good-bip39-wallets