Cryptography and Cyber Security BY Mr. P. Rahul Das, Mrs. Shobha K., Mrs. K. Anuranjani, and Dr. D. Sarath Chandra.
Mr. P. Rahul Das, Mrs. Shobha K., Mrs. K. Anuranjani, and Dr. D. Sarath Chandra. · Zenodo (CERN European Organization for Nuclear Research) · 2026
The rapid advancement of digital technologies and the widespread use of interconnected systems have transformed the modern world into a highly networked society. Along with these advancements, the need for secure communication, data protection, privacy preservation, and cyber resilience has become more critical than ever before. Cryptography and Cyber Security has been developed with the objective of providing readers with a comprehensive understanding of the principles, practices, tools, and emerging trends in the field of information security. This book is a collaborative effort of academicians and researchers from diverse domains of engineering and technology who have contributed their expertise and experience to make this work informative, practical, and academically valuable. The contents of the book are carefully organized to address both foundational concepts and advanced topics in cryptography and cyber security, making it suitable for undergraduate students, postgraduate scholars, researchers, faculty members, and industry professionals. The book covers a broad range of subjects including classical and modern cryptographic techniques, network security, cyber threats and vulnerabilities, authentication mechanisms, ethical hacking, blockchain security, cloud security, cyber laws, digital forensics, and emerging trends in cyber defense technologies. Emphasis has also been given to practical applications, real-world scenarios, and recent developments that help readers understand the challenges and opportunities in the evolving cyber landscape. Every chapter has been designed to present concepts in a clear and systematic manner with the aim of enhancing analytical thinking and problem-solving skills among learners. The contributors have made sincere efforts to maintain clarity, accuracy, and academic rigor throughout the text. We express our sincere gratitude to all contributors, reviewers, academic colleagues, and well-wishers whose support and encouragement made this publication possible. We also extend our appreciation to the institutions and organizations that provided an inspiring academic environment for research and learning. It is our hope that this book will serve as a valuable reference resource and contribute meaningfully to the advancement of knowledge in the fields of cryptography and cyber security.