Server Authoritative Networking
Server authoritative networking is a design pattern in multiplayer game and application development where the server acts as the single source of truth for game state and logic. It processes all inputs from clients, validates them, updates the game state, and broadcasts the results back to clients. This approach prevents cheating, ensures consistency, and maintains fair gameplay by preventing clients from directly manipulating the game world.
Developers should use server authoritative networking when building multiplayer games or real-time collaborative applications where security, fairness, and data integrity are critical, such as competitive online games, financial applications, or simulations. It is essential for preventing exploits like speed hacks, teleportation, or item duplication by ensuring all game logic runs on a trusted server rather than on potentially compromised client machines.