Bip39-Standalone. The wallet handles the significant lifting of converting the mnemonic words through a means of sophisticated hashing, salting, and checksum functions into a binary "seed," which can be then used to deliver the all-crucial non-public and general public encryption keys. Notice: For anyone unfamiliar with cryptocurrencies, Vault12 refers to https://bomadirectory.com/listings567629/bip39-word-list-pdf-https-linktr-ee-bip39-facts-about-bip39-checksum-revealed