Luckily, in 2012 the developer Pieter Wuille made the BIP32 specification at the base of your hierarchical deterministic wallets. With each other with it, Pieter made a mathematical function to produce a master crucial from which to derive all other keys in a very deterministic way. BIP39 and 44, However, https://pr1bookmarks.com/story19201017/not-known-factual-statements-about-bip39-explained