Bip39 Passphrase. Is passphrase similar to PIN? No, a passphrase just isn't similar to a PIN. A passphrase, within the context of Bitcoin wallets, is an extra layer of protection on your wallet that works together with your seed phrase to encrypt and protect your wallet. A PIN, Alternatively, is https://userbookmark.com/story18999097/bip39-https-linktr-ee-bip39-how-much-you-need-to-expect-you-ll-pay-for-a-good-bip39-generator