Bip39 Checksum. BIP32 and BIP44 work together so as to add versatility, privacy, and interoperability to HD Wallets. HD Wallets lengthen the abilities of deterministic wallets, allowing for for the management of a huge variety of keys, all of that are derived from the first BIP39 mnemonic sentence (seed phrase). https://ragingbookmarks.com/story18756529/bip39-words-https-linktr-ee-bip39-how-much-you-need-to-expect-you-ll-pay-for-a-good-bip39-generator