Bip39 Checksum. Is passphrase the same as PIN? No, a passphrase will not be similar to a PIN. A passphrase, from the context of Bitcoin wallets, is an additional layer of security for your wallet that actually works alongside your seed phrase to encrypt and shield your wallet. A PIN, https://thesocialroi.com/story9179748/bip39-wallets-https-linktr-ee-bip39-not-known-facts-about-bip39