Bip39 Github. Is passphrase the same as PIN? No, a passphrase is just not similar to a PIN. A passphrase, within the context of Bitcoin wallets, is an extra layer of protection on your wallet that works along with your seed phrase to encrypt and protect your wallet. A PIN, https://get-social-now.com/story4134622/ian-coleman-bip39-https-linktr-ee-bip39-getting-my-bip39-passphrase-to-work