The good news is, in 2012 the developer Pieter Wuille made the BIP32 specification at the base in the hierarchical deterministic wallets. Together with it, Pieter made a mathematical function to produce a learn crucial from which to derive all other keys inside a deterministic way. An easy backup procedure https://allbookmarking.com/story18916001/5-simple-techniques-for-bip39-word-list-pdf