The book explores the critical challenge of securing sensitive medical data in the face of rising cyber threats. It examines how artificial intelligence can be leveraged to detect and mitigate cyber threats in healthcare environments. It integrates advanced technologies such as AI security applications, blockchain techniques, cryptanalysis, and 5G security to strengthen the protection of healthcare systems. By offering insights into the latest vulnerability assessment technologies and effective protection strategies, this book serves as an essential resource for professionals and researchers dedicated to enhancing cyber security in the healthcare industry.