- If some one were to spoof their IP to get admin access and forward packets to their real IP.
- Player A is standing next to player B in the game world. Player B uses a man-in-the-middle attack to send a false packet to the server. The server sees the "drop item" packet being sent from what appears to be player A's IP address. Player A drops his item and has no idea why. Player B snatches the item and quickly logs off.