Author(s)

Weijun Lei

Corresponding Author

Weijun Lei

Abstract

In recent years, the Internet of Things technology has developed rapidly, and the Internet of Things applications are rapidly expanding. Due to the problems of Internet of Things security, privacy, reliability, etc., Internet of Things applications have been limited. This paper starts with the three-tier architecture of the Internet of Things and analyzes the main security issues facing each level. Based on the analysis, the characteristics of decentralization, trust mechanism, data encryption and time series of blockchain technology are used to explore and solve the security problems of the Internet of Things, and enrich the Internet of Things security method to improve the security of the Internet of Things.

Keywords

Internet of Things, blockchain, security issues, architecture