Emerging Threats and Countermeasures in Cybersecurity

10Advanced Security for IoT and Smart Devices: Addressing Modern Threats and Solutions

Himanshu Sharma^1,2*, Prabhat Kumar¹ and Kavita Sharma³

¹Department of CSE, National Institute of Technology Patna, Bihar, India

²Department of CSE, Sharda School of Engineering and Technology, Sharda University, Greater Noida, India

³Department of CSE, Galgotias College of Engineering and Technology, Greater Noida, India

Abstract

From healthcare to home automation, IoT and smart devices have transformed several industries offering unprecedented ease and efficiency. Due to fast expansion, security flaws have been discovered making current cyber threats thrive. This chapter explores the IoT ecosystem’s complex security risks and suggest solutions.

The chapter begins with an introduction to IoT and smart devices highlighting the importance of security and outlining the chapter’s scope. It explores the IoT landscape, detailing growth, types, examples, and security challenges. Emerging threats, such as malware, ransomware, device hijacking, data breaches, DDoS attacks, supply chain attacks, insider threats, and physical security risks, are categorized and analyzed. The chapter identifies vulnerabilities, including insecure communication, weak authentication, lack of updates, hardcoded credentials, insufficient encryption, and inadequate access controls. Countermeasures and best practices are presented focusing on secure design, robust authentication, encryption, regular updates, monitoring, user ...