To you who aspire to be a "security expert" supporting a safe and secure society. This problem set is a practical study material, thoroughly analyzing the scope of the Security Equipment Specialist exam and consisting of a total of 100 questions plus detailed answers and explanations. It completely covers the important themes of the exam, such as intrusion alarms, security cameras, access control, key management, and privacy protection. You can efficiently acquire the knowledge necessary for passing. --- Contents and Key Points of This Book • Basic principles of crime prevention: Concepts of crime deterrence, environmental design to delay intrusion • Intrusion alarm equipment: Types of sensors (heat, opening/closing, glass breakage, etc.) and installation requirements • Security cameras: Knowledge of functions, installation locations, image quality, and privacy protection • Access control equipment: Authentication methods such as card keys, biometric authentication, and PINs • Key security: Principles and examples of picking, bumping, and bump key countermeasures • Security diagnosis: Comprehensive evaluation of buildings, environments, and human factors to propose the optimal security plan • Personal information protection and legal understanding: Compliance with the Personal Information Protection Law, guidelines, and ordinances