In this section, you'll explore security operations, threat management, and system protection techniques used to strengthen an organization's security posture. You'll begin by learning about different threat actors and the tools used to identify, prevent, and respond to security threats. As you progress, you'll examine Distributed Denial-of-Service (DDoS) attacks and understand common approaches to mitigating them. You'll also explore data security compliance and its importance in protecting sensitive information and meeting security requirements. The section further introduces system hardening and configuration management, helping you understand how secure system configurations and consistent management practices reduce vulnerabilities. You'll also learn about common security policies and their role in establishing security standards across an organization. By the end of this section, you'll have a solid understanding of threat management, data security compliance, system hardening, configuration management, and security policies, enabling you to support effective security operations.