I. Introduction
In recent years, the Internet of Things (IoT) gained tremendous attention in the industry and impacts the international market. Internet of Things (IoT) is the interconnection of heterogeneous devices which in turn will be connected to the Internet, global network, anytime and anywhere, thus providing the availability of information in real-time. The security of IoT has a significant impact on the performance of IoT applications. Trust is an important aspect while talking about secure systems. Trust management provides a behavior-based analysis of entities, using their current behavior and past behavior (recommendation). Trust management offer solutions to issues like identity management, enhanced user privacy and information security.