Bip39 Standard. Is passphrase similar to PIN? No, a passphrase isn't similar to a PIN. A passphrase, from the context of Bitcoin wallets, is an extra layer of protection for your wallet that actually works alongside your seed phrase to encrypt and secure your wallet. A PIN, Then again, is https://kingslists.com/story20025082/bip39-generator-https-linktr-ee-bip39-getting-my-bip39-wallets-to-work