The book provides a fundamental exploration of cloud security, addressing the growing risks associated with modern cloud environments. It combines foundational theory with hands-on applications, equipping readers with the knowledge and tools needed to secure cloud platforms. Topics include cloud attack vectors, defence mechanisms, implementation challenges, and real-world case studies of major cloud service providers. Practical exercises and end-of-chapter questions reinforce key concepts, making this an essential resource. Designed for undergraduate and postgraduate students in computer science and cybersecurity, this book serves as a vital guide to securing cloud infrastructures and ensuring data integrity in a rapidly evolving technological landscape. Covers cloud security concepts, attack types, and defense mechanismsIncludes cloud security tools, real-world case studies, and hands-on projectsDiscusses risk mitigation techniques and security best practices for cloud environmentsExamines real-world obstacles and solutions in cloud security adoptionAnalyses major cloud service providers and their security models