Bip39 Github. Now, at another level we use these getting and change critical bunch to generate person private keys. Use the above create personal keys and chain code and go them to the above mentioned talked about functionality kchild = kpar + hash(Kpar, cpar, i) to deliver particular person keys. https://thebookmarklist.com/story18692363/ian-coleman-bip39-https-linktr-ee-bip39-what-does-ian-coleman-bip39-mean