Bip39 Generator. Is passphrase the same as PIN? No, a passphrase is just not similar to a PIN. A passphrase, in the context of Bitcoin wallets, is an extra layer of protection on your wallet that works along with your seed phrase to encrypt and defend your wallet. A PIN, https://infopagex.com/story4189890/bip39-words-https-linktr-ee-bip39-bip39-wallets-things-to-know-before-you-buy