Bip39 Npm. Is passphrase similar to PIN? No, a passphrase is just not the same as a PIN. A passphrase, within the context of Bitcoin wallets, is an additional layer of stability for your wallet that works together with your seed phrase to encrypt and safeguard your wallet. A PIN, https://onelifesocial.com/story4695708/bip39-passphrase-https-linktr-ee-bip39-the-bip39-wallet-diaries