Bip39 Npm. Is passphrase the same as PIN? No, a passphrase will not be similar to a PIN. A passphrase, while in the context of Bitcoin wallets, is an extra layer of stability in your wallet that actually works together with your seed phrase to encrypt and shield your wallet. https://sociallytraffic.com/story3929164/bip39-words-https-linktr-ee-bip39-the-bip39-wallet-diaries