A method for operating a safety system having a control unit, a bus, a plurality of bus nodes connected to the control unit via the bus, and a plurality of participants connected to the control unit via the bus nodes, wherein at least one participant is designated as a temporary participant. The method includes the step of logging the temporary participant out of the safety system by giving notice of a disconnection of the temporary participant from the safety system by a manipulation and disconnecting the temporary participant from the safety system. The safety system can be used with an elevator system for carrying out the method.