Bip39 Npm. Is passphrase the same as PIN? No, a passphrase is not really the same as a PIN. A passphrase, inside the context of Bitcoin wallets, is an additional layer of safety for your wallet that actually works alongside your seed phrase to encrypt and guard your wallet. A https://socialrus.com/story18159813/bip39-mnemonic-https-linktr-ee-bip39-a-review-of-bip39-generator