The good thing is, in 2012 the developer Pieter Wuille designed the BIP32 specification at The bottom in the hierarchical deterministic wallets. Together with it, Pieter designed a mathematical perform to make a learn key from which to derive all other keys within a deterministic way. BIP39 and forty four, https://zenwriting.net/keenanctdp/h1-b-unlocking-the-power-of-bip39-a-comprehensive-look-at-word-lists-and