Fortunately, in 2012 the developer Pieter Wuille made the BIP32 specification at The bottom of the hierarchical deterministic wallets. Together with it, Pieter created a mathematical functionality to make a learn important from which to derive all other keys inside a deterministic way. Many Wallets:For those who manage several wallets, https://thegreatbookmark.com/story18847765/5-simple-techniques-for-bip39-seed-phrase