Introduction to Threat Protection with Defender XDR

In an era of sophisticated cyberattacks, organizations need unified visibility and rapid response across their entire digital estate. Understanding how to leverage modern extended detection and response (XDR) tools is essential for safeguarding enterprise environments. This text-based course guides you through the foundational concepts of threat protection using Defender XDR. You will explore how to secure endpoints, identities, email, and cloud applications, transforming how you analyze and remediate security incidents. What you will learn: Understand the fundamental principles of zero-trust security and the modern threat landscape; Explore the core components and architecture of Defender XDR; Analyze how threat intelligence helps identify and mitigate sophisticated attacks; Learn to track and investigate security incidents across endpoints and identities; Discover automated response capabilities to neutralize threats efficiently; Examine secure email and cloud application protection strategies. You will start with key security terminology and foundational concepts before reading through structured explanations of security portals, incident lifecycles, and automated remediation workflows. This course is designed for beginners, IT support specialists, and aspiring security analysts who want to understand modern threat protection without any prior cybersecurity experience. Begin reading today to build your foundational knowledge of enterprise threat defense.