Bip39 Seed Generator. Is passphrase similar to PIN? No, a passphrase is just not 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 along with your seed phrase to encrypt and guard your wallet. https://natural-bookmark.com/story19296998/bip39-generator-https-linktr-ee-bip39-getting-my-bip39-wallets-to-work