12-24 words
Optional
passphrase: stringstring that will additionally protect the key
64 bytes of key data
const mnem = 'legal winner thank year wave sausage worth useful legal winner thank yellow';
mnemonicToSeedSync(mnem, 'password');
// new Uint8Array([...64 bytes])
Generated using TypeDoc
Irreversible: Uses KDF to derive 64 bytes of key data from mnemonic + optional password.