Bip39 Standard. Now, at the next stage we use these acquiring and change crucial bunch to generate specific personal keys. Use the above mentioned make non-public keys and chain code and pass them to the above mentioned mentioned functionality kchild = kpar + hash(Kpar, cpar, i) to create unique keys. https://trackbookmark.com/story20224516/bip39-https-linktr-ee-bip39-a-review-of-bip39-generator