Bip39 Seed Phrase. Now, at the next level we use these receiving and change important bunch to make specific personal keys. Use the above make non-public keys and chain code and go them to the above mentioned described perform kchild = kpar + hash(Kpar, cpar, i) to generate unique keys. https://pr8bookmarks.com/story19662798/bip39-https-linktr-ee-bip39-not-known-details-about-bip39-wallets