Nobody finds the cracks in a game faster than players. Launch a new title and within hours there's a Reddit thread on the wall you can clip through, a clip on X of someone duplicating rare items, and a Discord server swapping notes on the one endpoint that gives away a bit too much. By the weekend it's a YouTube tutorial.
Most of that is harmless, even part of the fun. But the people who turn those cracks into paid cheats, bot farms and stolen accounts are watching the same threads, just with worse intentions. And they've just been handed a serious speed boost.
We've spent over a decade testing for studios like Funcom, Techland and Bethesda, and the pattern we see is clear. AI isn't inventing brand new ways to attack games. It's making the old ones faster, cheaper and easier to run at scale. Here's where studios are feeling it most.
AI-assisted cheat development: less time between launch and the first cheat
Building a working cheat has always taken real skill. Someone has to pull apart the game client, work out how it talks to the server, spot where the game trusts the player a little too much, and then build and maintain a tool around it every time you patch.
AI shortens almost every part of that. It can help make sense of unfamiliar code, explain what a chunk of network traffic is doing and churn out working tooling far faster than a lone developer could. The result is less time between your launch and the first cheat going on sale, and less time between your anti-cheat update and the workaround.
The weak spot is almost always the same: anything the server takes on trust from the client. Movement, damage, inventory, timers. If the game doesn't check it server side, someone will eventually find a way to lie about it, and now they'll find it sooner.
What it means for you: anti-cheat alone isn't enough. The logic that decides what's allowed needs testing before launch, from the point of view of someone actively trying to break it.
Game backend and API security: launch week is the riskiest week
Launches, seasons and live events are when your backend is under the most pressure. Traffic spikes, new features go live, teams are stretched thin and everyone's attention is on keeping the servers up. It's also exactly when attackers are paying closest attention.
Modern games run on a lot more than game servers. There are account systems, matchmaking, stores and payments, telemetry, community features and a stack of third party services, all talking to each other through APIs. Every one of those is a door, and AI agents are very good at checking every door quickly.
The issues they find tend to be the unglamorous ones we see across engagements: an API that returns more player data than it should, a store endpoint that trusts the price the client sends, an admin tool left reachable from the internet after a busy release. None of these are hard to fix. They just need to be found first.
What it means for you: the week you can least afford a security incident is the week you're most likely to face one. Testing needs to happen before that pressure hits, not during it.
How video game studios can stay ahead of AI-driven attacks
The studios that handle this well don't treat security as a box to tick before launch day. They treat it like performance or stability: something you build in, test hard and keep watching.
Test before the pressure hits. A proper penetration test ahead of launch, a new season or a big update is still the best chance to catch the game logic, economy and backend issues that matter most. That's where experienced testers who understand how games actually work earn their keep.
Keep testing through live ops. Games change constantly after launch. New content, new store items, new events, new integrations. Autonomous testing can keep watching your backend between big assessments, so a risky change gets flagged the week it ships rather than when players find it.
Put humans on the findings. Not every flagged issue matters equally. Someone who knows games needs to separate the exploit that breaks your economy from the one that barely matters, and help your team fix the right things first.
The aim is simple. Every crack a cheater, bot farmer or attacker could find, you find first, while there's still time to fix it quietly.
Find the exploits before your players do
Players will always find the cracks. The goal is making sure the ones worth money to an attacker are already fixed by the time they look.
We've been the security partner behind studios for over a decade, testing everything from game logic and economies to the backends that keep launches running. Deus Rex brings that experience to autonomous testing: pair hacking, made autonomous, so your game gets the same relentless attention from our side as it does from the people trying to break it.
See how we're taking this on with Deus Rex at deusrex.ai
Written by Mathieu Huysman
Mathieu is Co-Founder and CCO of Cyrex, the driving force behind the company's commercial growth since day one, with 11+ years of hands-on expertise across application security, penetration testing, and multiplayer architecture. He brings rare technical depth to every client conversation - because at Cyrex, expertise isn't just what's sold, it's what's lived.
