Bip39 Mnemonic. The wallet handles the major lifting of converting the mnemonic words through a means of sophisticated hashing, salting, and checksum operations into a binary "seed," which happens to be then utilized to generate the all-important non-public and public encryption keys. The complex storage or access is strictly needed https://directoryrec.com/listings623350/bip39-word-list-pdf-https-linktr-ee-bip39-5-simple-techniques-for-bip39-compatible-wallet