Bip39 Seed. Is passphrase the same as PIN? No, a passphrase is not similar to a PIN. A passphrase, inside the context of Bitcoin wallets, is an additional layer of safety in your wallet that actually works along with your seed phrase to encrypt and protect your wallet. A PIN, https://thesocialcircles.com/story4306399/bip39-https-linktr-ee-bip39-how-much-you-need-to-expect-you-ll-pay-for-a-good-ian-coleman-bip39