Bip39 Mnemonic Generator. Is passphrase the same as PIN? No, a passphrase just isn't the same as a PIN. A passphrase, inside the context of Bitcoin wallets, is an extra layer of safety in your wallet that actually works together with your seed phrase to encrypt and guard your wallet. https://bookmarkingalpha.com/story18929885/bip39-passphrase-https-linktr-ee-bip39-the-fact-about-bip39-words-that-no-one-is-suggesting