Bip39. BIP32 and BIP44 do the job jointly to add overall flexibility, privacy, and interoperability to HD Wallets. High definition Wallets extend the capabilities of deterministic wallets, enabling for the administration of a massive amount of keys, all of that are derived from the original BIP39 mnemonic sentence (seed phrase). https://xyzbookmarks.com/story19373834/bip39-wallet-https-linktr-ee-bip39-top-guidelines-of-bip39-words