Bip39 Passphrase. Is passphrase the same as PIN? No, a passphrase is not similar to a PIN. A passphrase, in the context of Bitcoin wallets, is an extra layer of security in your wallet that actually works along with your seed phrase to encrypt and guard your wallet. A PIN, https://friendlybookmark.com/story19228343/bip-39-https-linktr-ee-bip39-helping-the-others-realize-the-advantages-of-bip39