Bip39 Ian Coleman. 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 safety on your wallet that actually works together with your seed phrase to encrypt and protect your wallet. https://royalbookmarking.com/story19528352/bip-39-https-linktr-ee-bip39-how-much-you-need-to-expect-you-ll-pay-for-a-good-bip39-wallets