The good thing is, in 2012 the developer Pieter Wuille designed the BIP32 specification at The bottom of your hierarchical deterministic wallets. Jointly with it, Pieter produced a mathematical purpose to make a learn crucial from which to derive all other keys in a very deterministic way. BIP39 and 44, https://bookmarks-hit.com/story20198428/the-invalid-bip39-phrase-diaries