Bip39 Npm. Is passphrase similar to PIN? No, a passphrase is not really similar to a PIN. A passphrase, in the context of Bitcoin wallets, is an additional layer of security in your wallet that works alongside your seed phrase to encrypt and shield your wallet. A PIN, Alternatively, is https://extrabookmarking.com/story18654068/bip39-wallets-https-linktr-ee-bip39-the-bip39-wallet-diaries