Bip39. Is passphrase the same as PIN? No, a passphrase is not really similar to a PIN. A passphrase, from the context of Bitcoin wallets, is an extra layer of security to the wallet that works alongside your seed phrase to encrypt and protect your wallet. A PIN, However, is https://social4geek.com/story5138691/bip39-mnemonic-https-linktr-ee-bip39-not-known-details-about-bip39-list