Bip39 Seed. Is passphrase the same as PIN? No, a passphrase is just not the same as a PIN. A passphrase, within the context of Bitcoin wallets, is an additional layer of security for your wallet that actually works along with your seed phrase to encrypt and defend your wallet. https://bookmarkswing.com/story20498252/bip39-list-https-linktr-ee-bip39-how-much-you-need-to-expect-you-ll-pay-for-a-good-bip39-wallets