Bip39 Python. Is passphrase the same as PIN? No, a passphrase just isn't the same as a PIN. A passphrase, while in the context of Bitcoin wallets, is an extra layer of stability to your wallet that actually works along with your seed phrase to encrypt and defend your wallet. https://thejillist.com/story9046765/bip39-generator-https-linktr-ee-bip39-not-known-facts-about-bip39