Originally posted by Kaiya215
yeah i was on there website and it just looks like something like cheat protection service... basically
No, not really. Much of the anti-cheat occurs in the lobby so doing it through Demonware just makes sense. Here is a quote from their front page that you must of missed.
Originally posted by Demonware.net
We provide all of the matchmaking, game lobbies, leaderboards, social media, gameplay stats, and Big Data warehousing/analytics services for titles such as the Call of Duty and Guitar Hero series. We design and develop robust, scalable services to support hundreds of millions of users on large scale infrastructure.
I do not think Demonware provided the anti-cheat code; they just handle the responses from it.