Bip39 Checksum. Is passphrase the same as PIN? No, a passphrase is just not similar to a PIN. A passphrase, during the context of Bitcoin wallets, is an additional layer of protection in your wallet that works along with your seed phrase to encrypt and guard your wallet. A PIN, https://thebookmarkfree.com/story19455372/bip39-word-list-pdf-https-linktr-ee-bip39-getting-my-bip39-wallets-to-work