ABSTRACT
The Internet of Things (IoT) has attracted a lot of attention the last decade due to the unprecedented opportunities it provides for economic growth and for improving the quality of life of citizens. This chapter focuses on a very important area for ensuring the provision of reliable information and for maximizing the security, privacy and safety of IoT: “Trust”. It describes the basic concepts of trust in the IoT, together with the reasons for evaluating trust in the IoT world. The chapter provides the basic concepts of trust management in the IoT, and presents ways to calculate the trustworthiness of IoT devices and services. It then presents an analysis of using Trust with regards to privacy and personal data sharing. The chapter also details the improvement of the authorization mechanism with the usage of trust and reputation.
