Bip39 Checksum. Moreover, BIP39 defines the passphrase option, that provides a average quantity of additive security in the event that your seed phrase is stolen or in any other case accidentally exposed. However, it also provides some possibility, so it is suggested For additional expert end users. BIP32 and BIP44 https://ohyesdirectory.com/listings545020/bip39-standalone-https-linktr-ee-bip39-top-bip39-seed-phrase-secrets