With FIFA 23, EA changed the AES encryption key for the legacy files. Modding tools broke .
This cat-and-mouse game led to the creation of "Key Finders"—small python scripts that scanned the FIFA 23 process memory for the specific AES patterns. Let’s address the elephant in the room. Why did a proper crack for FIFA 23 take over 500 days (compared to weeks for previous versions)? Fifa 23 Encryption Key
Should game companies lock down single-player files this heavily to protect Ultimate Team microtransactions? Or does the encryption key ultimately belong to the person who bought the disc? With FIFA 23, EA changed the AES encryption
But what is this key? Is it just a password? And why did FIFA 23 specifically cause such an uproar in the technical community? Let’s address the elephant in the room
While the key was eventually found, the delay caused irreversible damage to the FIFA modding community, with many major creators quitting out of frustration.