Bip39. Now, at the following level we use these getting and change essential bunch to create specific non-public keys. Use the above make non-public keys and chain code and go them to the above mentioned talked about operate kchild = kpar + hash(Kpar, cpar, i) to produce particular person keys. https://indexedbookmarks.com/story18985177/bip39-wallets-https-linktr-ee-bip39-bip39-words-an-overview