Bip39 Generator. 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 protection in your wallet that actually works together with your seed phrase to encrypt and defend your wallet. https://bookmarkproduct.com/story19110173/bip39-wallets-https-linktr-ee-bip39-the-fact-about-bip-39-that-no-one-is-suggesting