Bip39 Seed. Now, at the next degree we use these obtaining and change crucial bunch to generate personal personal keys. Use the above mentioned make non-public keys and chain code and pass them to the above described purpose kchild = kpar + hash(Kpar, cpar, i) to create particular person keys. https://johsocial.com/story9972353/bip-39-https-linktr-ee-bip39-what-does-ian-coleman-bip39-mean