Bip39 Checksum. Now, at the following level we use these receiving and alter essential bunch to create specific personal keys. Use the above mentioned create non-public keys and chain code and pass them to the above talked about functionality kchild = kpar + hash(Kpar, cpar, i) to produce personal keys. https://bookmark-template.com/story21658006/bip39-list-https-linktr-ee-bip39-a-review-of-bip39-words