Cyber Security

This book provides a comprehensive introduction to the principles, technologies, and practices of Cyber Security. It is designed to offer readers a balanced understanding of both theoretical foundations and practical applications. Beginning with fundamental concepts such as confidentiality, integrity, and availability, the text gradually progresses to advanced topics including cryptography, network security, malware analysis, ethical hacking, cloud security, Internet of Things (IoT) security, and cyber forensics. Special emphasis is placed on contemporary threats, risk management strategies, and security frameworks adopted across industries.