Bip39 Ian Coleman. Is passphrase similar to PIN? No, a passphrase is not the same as a PIN. A passphrase, within the context of Bitcoin wallets, is an extra layer of protection for your wallet that works along with your seed phrase to encrypt and defend your wallet. A PIN, https://socialaffluent.com/story4550386/bip39-words-https-linktr-ee-bip39-how-much-you-need-to-expect-you-ll-pay-for-a-good-bip39-generator