Bip39 Tool. Is passphrase the same as PIN? No, a passphrase is just not the same as a PIN. A passphrase, during the context of Bitcoin wallets, is an extra layer of stability to the wallet that actually works along with your seed phrase to encrypt and safeguard your wallet. https://bouchesocial.com/story20724735/bip39-words-https-linktr-ee-bip39-bip39-words-fundamentals-explained