A secure mode control device is described herein. The secure mode control device interfaces with a wagering game machine. The wagering game machine is capable of secure modes. The wagering game machine is also capable of wagering game modes that can generate wagering game data. The secure mode control device can detect an event that indicates a need for the wagering game machine to activate a secure mode. The secure mode control device activates the secure mode to halt the one or more wagering game modes on the wagering game machine.