Fortunately, in 2012 the developer Pieter Wuille established the BIP32 specification at The bottom from the hierarchical deterministic wallets. Together with it, Pieter produced a mathematical perform to make a master critical from which to derive all other keys in a very deterministic way. This article clarifies BIP39, the standard https://getidealist.com/story20534913/an-unbiased-view-of-bip39-seed-phrase-github