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Internet of Things Device Hardening Using Shodan.io and ShoVAT: A Survey

The Internet of Things is becoming a topic of conversation more and more in the realm of computer security. Broadband internet is widely more available now and the cost of connecting is steadily going down. Tools like Shodan.io have highlighted the enormity of both the Internet of Things landscape and the many Internet of Things problems now facing security professionals. In this paper, the well-known methods of Internet of Things security assessment and infrastructure hardening, are explored. This paper also explained the new impacts of Shodan.io and its fascinating ability to easily identify and probe internet connected Internet Connection Sharing devices and Supervisory Control and Data Acquisition devices today. Example attacks as well as an in depth analysis of device hardening techniques is included with instruction. The goal is to assess the tools available and empower security professionals and teams facing these new large scale challenges into the future.