Bip39 Checksum. Is passphrase the same as PIN? No, a passphrase is not the same as a PIN. A passphrase, from the context of Bitcoin wallets, is an extra layer of security towards your wallet that actually works along with your seed phrase to encrypt and protect your wallet. A https://socialaffluent.com/story4251033/bip39-list-https-linktr-ee-bip39-bip39-word-list-pdf-no-further-a-mystery