# Cybersecurity Risk Analysis in the IoT: A Systematic Review
## 3 Literature Review
### Attacks and Challenges  
Study [5] was a survey research paper that discussed the challenges and the ongoing situation of the IoT. The main goal of the research paper was to offer an introduction to the security standards and challenging issues, as well as IoT security forthcoming trends. The authors used a methodology that was mainly based on reviewing the related literature. Its results showed that recent studies of the IoT addressed authentication access and control protocols.  
Study [9] addressed cybersecurity threats to healthcare services, particularly hospitals and clinics utilizing IoT technology. It introduced an adaptive cybersecurity framework designed for dynamic adaptation to cyber threats. The research focused on leading adaptive security measures that anticipate and respond to adaptive attacks targeting healthcare services and infrastructures. The results demonstrated that the framework effectively provided the best possible defense response against dynamic and adaptive attacks.  
Study [10] emphasized the significance of cyber risk in IoT systems and sought to identify risks within the IoT while defining relevant risk assessment techniques. It presented an analysis of existing cyber risk evaluation approaches through a review of related literature. As a foundational study in the field, it provided essential definitions in the context of IoT cybersecurity. The main outcomes included an overview of studies on IoT cyber risk quantification, and strategies for mitigating and transferring cyber risks.  
Study [11] discussed the privacy issues facing the IoT and how computational intelligence (CI) can be part of cybersecurity. The study aimed to explore the relevance of using CI technologies for solving IoT cybersecurity issues. This survey research paper collected secondary data from a review of the related literature. The main contribution of this paper was in highlighting the challenges facing the CI technologies involved in the cybersecurity of the IoT.  
Study [12] addressed the pressing need for novel solutions to combat cybercrimes impacting IoT systems globally. The authors offered their insights and solutions concerningcybercrimes. Its primary contribution lay in providing a comprehensive summary of diverse cybersecurity challenges in IoT, benefiting researchers and professionals interested in IoT systems. The challenges are categorized based on IoT security features, and the study proposes blockchain as an ideal solution, offering integrity, authentication, and encryption.  
Study [13] discussed the various concerns related to IoT devices, mainly the robbery of data and data violation forms. This review article aimed to identify IoT security challenges and requirements as well as various solutions proposed. The main results showed that the security of the IoT is affected by the cybersecurity solution's cost, data volume, and data sensitivity.  
Study [14] discussed the IoT's background and security. The study also discussed the potential cybersecurity attacks on the IoT and the available solutions. In addition, the study aimed to introduce a novel solution composed of three layers: lower, IoT; middle, edge; and top, cloud. The study was empirical and the solution proposed took place as an assessing process. The main results showed that the introduced solution model can cut out certain potential vulnerabilities.  
Study [15] aimed to provide a taxonomy of the types of threats affecting IoT devices and systems, and an analysis of attacks and intruders. The results showed that issues like confidentiality, privacy, and organization trust were of the highest priority regarding IoT cybersecurity. Furthermore, the paper contributed to opening the way for future research in digging further into the consequences of the mentioned threats.