Bip39 Npm. Is passphrase similar to PIN? No, a passphrase is not the same as a PIN. A passphrase, inside the context of Bitcoin wallets, is an additional layer of security to the wallet that actually works together with your seed phrase to encrypt and guard your wallet. A PIN, https://wearethelist.com/story20874118/ian-coleman-bip39-https-linktr-ee-bip39-5-essential-elements-for-bip-39