Cyber Physical System for digital forensic evidence collection

摘要

According to an embodiment, an upper layer including an engineering workstation and an operation interface for generating a control command packet on a cyber-physical system, and an operation log storage device for storing the control command packet; and communicates with the first layer in a Modbus protocol method to receive the control command packet, and includes the control command packet, a timestamp of a reception time of the control command packet, and node information of an upper layer to which the control command packet is transmitted. a lower layer including a control log storage device for storing to provide.