Bip39 Ian Coleman. Now, at another stage we use these getting and change crucial bunch to create person private keys. Use the above mentioned generate non-public keys and chain code and pass them to the above mentioned outlined functionality kchild = kpar + hash(Kpar, cpar, i) to deliver individual keys. https://socialistener.com/story5007652/bip-39-https-linktr-ee-bip39-not-known-facts-about-bip39