Secure transmission of sensitive measurement data in an automation network

A network system for the regulation of an automation network by at least one central consumer on the basis of confidential measurement data that are captured on one or on a multiplicity of local producers, having:

• a multiplicity of sensors that are designated at the producer end for the purpose of providing measurement data
• a classification unit that is designated for the purpose of classifying the measurement data into security levels
• a checking unit that is designated for the purpose of checking an admissibility of consumer-generated processing commands on the basis of the respectively classified security level
• a processor that is designated for the purpose of processing the measurement data on the basis of the processing commands checked as admissible for the purpose of producing an analysis result data record and is provided at the producer end
• a network for transmitting the analysis result data record to the consumer, wherein the consumer is designated to regulate the automation network on the basis of the transmitted analysis result data record.