Abstract: Network security plays a major role in monitoring the intruders in the industrial network and smart grid infrastructure. Industrial network area is suffering seriously with security issues they faced day-to-day. Network administrators should continuously monitor the network traffic to detect intruders in the network. Due to lack of security in the network, network traffic and intruders is becoming a major challenge. This paper presents the effective techniques, tools and approaches such as ettercap, wireshark, SCADA and game theoretic approaches which monitors the intruders in the network and network traffic. Thus the security issues can be improved by below mentioned techniques.

Keywords: SCADA, WAP, DNP3, ICMP.