SECURITY METHOD FOR ENGINEERING TOOLS AND INDUSTRIAL PRODUCTS, AND SECURITY SYSTEM

摘要

The disclosed security method for engineering tools and industrial products includes a read restriction setting operation for setting a read restriction for a program stored in hardware of an industrial product according to a read restriction request, and a read request operation for transmitting a read request of the program from an engineering tool of the read request source to the industrial product; wherein in the read restriction setting operation, unique individual information possessed by hardware of the industrial product or unique individual information possessed by hardware for executing the engineering tool of the read restriction request source is registered as registered individual information, and in the read request operation, unique individual information possessed by hardware for executing the engineering tool of the read request source or unique individual information possessed by hardware of the industrial product is compared with the registered individual information.