Bip39 Github. Is passphrase the same as PIN? No, a passphrase is just not the same as a PIN. A passphrase, inside the context of Bitcoin wallets, is an additional layer of protection on your wallet that actually works together with your seed phrase to encrypt and defend your wallet. https://thesocialdelight.com/story4583690/bip39-word-list-https-linktr-ee-bip39-the-2-minute-rule-for-bip39-word-list