salt generator

    /*
    - Salt Generator
    - Generates salt which can be added to an encrypted password to make it harder to
      decrypt. You will need to store the salt in a column in the user's row on the
      database for when you check the password is correct when the user logs in again.
    */

    public function generateSalt() {
        $salt = hash("sha1", rand() . rand() . rand());
        return $salt;
    }