Bip39 Standard. BIP32 and BIP44 work with each other to add flexibility, privacy, and interoperability to HD Wallets. HD Wallets lengthen the capabilities of deterministic wallets, enabling to the management of a large amount of keys, all of which might be derived from the first BIP39 mnemonic sentence (seed phrase). https://privatebookmark.com/story19539387/ian-coleman-bip39-https-linktr-ee-bip39-bip39-words-secrets