Abstract: At present, Internet of things (IOT) has become an important area of research work in which the various physical objects are connected to internet for a number of applications. Due to world-wide acceptance of the Internet of Things, security problems in it have increased. This paper presents these security issues and proposes a framework to detect the malicious node in a network using mobile agents. An algorithm is also proposed to detect malicious nodes.

Keywords: Mobile agents, multi agent systems, internet of things, attacks, Security Certificate, Insecure nodes.