The good thing is, in 2012 the developer Pieter Wuille designed the BIP32 specification at the base of your hierarchical deterministic wallets. Together with it, Pieter developed a mathematical function to make a master vital from which to derive all other keys inside of a deterministic way. BIP39 and 44, https://whitebookmarks.com/story19203583/the-greatest-guide-to-seed-phrase-bip39