Bip39 Mnemonic. Is passphrase the same as PIN? No, a passphrase is not really the same as a PIN. A passphrase, from the context of Bitcoin wallets, is an extra layer of protection for your wallet that actually works along with your seed phrase to encrypt and guard your wallet. https://bookmarksknot.com/story20354772/bip39-word-list-https-linktr-ee-bip39-5-simple-statements-about-bip39-mnemonic-explained