Bip39 Seed. The wallet handles the hefty lifting of converting the mnemonic words via a means of elaborate hashing, salting, and checksum operations into a binary "seed," which can be then used to create the all-vital personal and public encryption keys. Coin support really should be perfectly documented or referenced https://1stlinkdirectory.com/listings13071305/bip39-mnemonic-generator-https-linktr-ee-bip39-rumored-buzz-on-bip39-standard