Bip39 Seed. Is passphrase the same as PIN? No, a passphrase is not really similar to a PIN. A passphrase, in the context of Bitcoin wallets, is an additional layer of protection to your wallet that actually works alongside your seed phrase to encrypt and secure your wallet. A PIN, https://redhotbookmarks.com/story18875072/ian-coleman-bip39-https-linktr-ee-bip39-bip39-wallet-fundamentals-explained