Patent ID: 8032749

Claim:
A method for remotely controlling and/or regulating at least one system, comprising: generating a validation code having a limited period of validity, the validation code being variably generated to be valid only once for a communication to be dispatched, adding validity information to the validation code, which validity information defines the limited period of validity of the validation code, combining information relating to the system and the validation code in accordance with a first combination rule, dispatching the communication by a communication device assigned to the system, the communication comprising the information relating to the system, the validation code, and the validity information, and receiving a message after the communication has been dispatched, processing the received message, the processing comprising; extracting a check code from the message according to a first extraction rule, checking whether the message originates from a receiver of the communication based on the validation code and the check code, verifying whether the message is received within the limited period of validity defined by the validity information, and if the checking and the verifying are successful, extracting instruction information according to the first extraction rule from the message and implementing the instruction information by the system.