Bip39 Npm. Is passphrase the same as PIN? No, a passphrase just isn't similar to a PIN. A passphrase, within the context of Bitcoin wallets, is an additional layer of security to the wallet that actually works alongside your seed phrase to encrypt and defend your wallet. A PIN, on https://bookmarklinx.com/story18897241/bip39-words-https-linktr-ee-bip39-the-fact-about-bip39-words-that-no-one-is-suggesting