opslimit = 2**20
memlimit = 2**24
digest_size = 32

digest = RbNaCl::PasswordHash.scrypt(
        password,
        salt,
        opslimit,
        memlimit,
        digest_size
)

cpuFactor := 32768
memoryFactor := 8
parallelFactor := 1
keyLength := 32

secretKeyBytes, _ := scrypt.Key(password, salt, cpuFactor, memoryFactor, parallelFactor, keyLength)