Abstract

Abstract Supervisory Control Data Acquisition (SCADA) systems are mainly designed for industrial purposes. Providing security to SCADA is a more challenging and demanding task in network security. Thus, this paper proposes a new scheme: Two-way Secure Key Supervision (TSKS) is proposed to provide high security to SCADA. For this purpose, the Wireless Sensor Network (WSN) is integrated with the Mobile Ad-hoc Network (MANET). Generally, the SCADA system used in Industrial Control Systems (ICS) is more prone to detect hostile users' attacks. Hence, it requires safety, product quality, real-time response, reliability and fault tolerance in emergencies. The SCADA targets secure power grid estimators used to travel power streams and locate defective centers. Here, the attack resistance of SCADA is increased with the help of TSKS mechanisms. In addition, the Lamport’s reverse hash chain algorithm is also used in this work to provide more privacy. The main advantage of this paper is that the proposed TSKS effectively increases the SCADA security and reduces external attacks' possibilities.

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