Defender for IoT: Fundamentals of OT and IoT Security

As physical devices and enterprise networks converge, securing operational technology (OT) and Internet of Things (IoT) environments has become a critical priority. Organizations must gain visibility into their connected assets to defend against modern cyber threats. This text-based course guides you through the foundational concepts of Defender for IoT, showing you how to evaluate and plan a security strategy for business-critical networks. You will understand how to implement unified asset discovery, continuously monitor network vulnerabilities, and integrate zero-trust security principles into your infrastructure. What you'll learn: - Understand the core terminology of OT/IoT security and the architecture of Defender for IoT - Explore methods for passive network monitoring and automated asset discovery - Identify common vulnerabilities and modern threat patterns in cyber-physical systems - Analyze risk assessment reports to prioritize security improvements across your network - Apply zero-trust security concepts to modern connected environments You will start with essential definitions of IoT and OT security before progressing to practical deployment strategies and alert management. The written material includes clear explanations, step-by-step conceptual walkthroughs, and scenarios to help you evaluate and plan your security architecture. This course is designed for IT professionals, security analysts, and beginners looking to explore industrial cybersecurity, with no prior experience required. Start reading today to build a strong foundation in modern IoT security.