This book addresses the critical and evolving landscape of cyber defense mechanisms, consolidating essential knowledge on security and privacy challenges and their technological solutions. It aims to guide readers through the complexities of modern threats, attacks, and defense strategies, covering key areas such as the Internet of Things (IoT), cloud computing, Big Data analytics, lightweight cryptography for blockchain applications, and data-intensive techniques. The authors present these concepts in a manner accessible to graduate and postgraduate students, researchers, and industry professionals seeking to understand and implement robust security and privacy applications.

The book is positioned as a comprehensive resource for understanding contemporary cyber defense mechanisms, aiming to synthesize disparate technological tools and solutions into a single, accessible source. Its scope covers emerging areas like IoT, cloud computing, and blockchain, suggesting a focus on current and future challenges in security and privacy. The intended audience of students, researchers, and industry professionals indicates a technical and academic approach to the subject matter. The structure implies a methodical progression from identifying issues to presenting solutions and applications.