Bip39 Passphrase. Is passphrase the same as PIN? No, a passphrase is not similar to a PIN. A passphrase, from the context of Bitcoin wallets, is an extra layer of protection in your wallet that actually works together with your seed phrase to encrypt and defend your wallet. A PIN, https://bookmarklayer.com/story18686728/bip39-wallets-https-linktr-ee-bip39-top-guidelines-of-bip39-passphrase