This book discusses the evolution of security and privacy issues and brings related technological tools techniques and solutions into one single source. The book will take readers on a journey to understanding the security issues and possible solutions involving various threats attacks and defense mechanisms which include Io T cloud computing Big Data lightweight cryptography for blockchain and data-intensive techniques and how it can be applied to various applications for general and specific use. Graduate and postgraduate students researchers and those working in this industry will find this book easy to understand and use for security applications and privacy issues. |Cyber Defense Mechanisms Security Privacy and Challenges | Ergonomics & Industrial Engineering