Bip39 Npm. Now, at another stage we use these receiving and change critical bunch to create specific private keys. Use the above mentioned generate non-public keys and chain code and pass them to the above mentioned pointed out purpose kchild = kpar + hash(Kpar, cpar, i) to deliver unique keys. https://extrabookmarking.com/story18674880/bip39-wallets-https-linktr-ee-bip39-bip39-words-secrets