Apparatus, systems, and methods may operate to receive operational power from a primary power supply at a processor housed within a wagering game machine, where the processor is operable to present a wagering game. Further activities may include determining that the wagering game machine is currently in a hibernation state, authenticating at least one hibernation file, and resuming operation of the wagering game machine to a base operation state defined by the at least one hibernation file. Additional apparatus, systems, and methods are disclosed.