Bip39 Passphrase. BIP32 and BIP44 operate jointly to add overall flexibility, privacy, and interoperability to HD Wallets. HD Wallets increase the capabilities of deterministic wallets, enabling with the administration of a tremendous number of keys, all of which happen to be derived from the original BIP39 mnemonic sentence (seed phrase). https://royalbookmarking.com/story18802550/ian-coleman-bip39-https-linktr-ee-bip39-how-much-you-need-to-expect-you-ll-pay-for-a-good-ian-coleman-bip39