Bip39 Standard. Is passphrase the same as PIN? No, a passphrase is not really similar to a PIN. A passphrase, within the context of Bitcoin wallets, is an additional layer of protection for your wallet that actually works alongside your seed phrase to encrypt and protect your wallet. A PIN, https://bookmarkyourpage.com/story4320693/bip39-generator-https-linktr-ee-bip39-getting-my-bip39-wallets-to-work