There is. It's a hybrid of recording, cooperative state/action validation and community moderation (overwatch, votekicks, VAC bans on external review). Each of these allows you to see if people are doing things they're able to. The rest is just matchmaking.
But this approach takes up server disk space and client CPU time. It's also reactive.
Snooping at hardware is easy. You don't even have to do it game-by-game. That's the reason.
But this approach takes up server disk space and client CPU time. It's also reactive.
Snooping at hardware is easy. You don't even have to do it game-by-game. That's the reason.