Luckily, in 2012 the developer Pieter Wuille developed the BIP32 specification at The bottom in the hierarchical deterministic wallets. Together with it, Pieter designed a mathematical perform to make a learn important from which to derive all other keys in a very deterministic way. The usage of BIP44 with BIP32 https://geniusbookmarks.com/story18942274/ledger-seed-phrase-bip39-no-further-a-mystery