Bip39 Npm. Is passphrase the same as PIN? No, a passphrase is just not similar to a PIN. A passphrase, inside the context of Bitcoin wallets, is an additional layer of security for your wallet that actually works alongside your seed phrase to encrypt and guard your wallet. A PIN, https://single-bookmark.com/story18974821/bip39-passphrase-https-linktr-ee-bip39-a-review-of-bip39-generator