Bip39 Checksum. Then inside of a theft or threatening scenario, you may give your attackers the recovery seed phrase (without the passphrase) and they could Get well the wallet without the need of figuring out you have got Yet another wallet employing a passphrase BIP32 was the first seed standard https://theidirectory.com/listings13123186/bip39-word-list-pdf-https-linktr-ee-bip39-the-ultimate-guide-to-bip39-vs-slip39