Introduction to Internet of Things (IoT) Concepts and Systems

The Internet of Things is transforming how devices communicate and automate real-world processes. This course provides a comprehensive text-based introduction to core IoT concepts, architecture, and practical applications. You will learn how physical objects collect data, communicate across networks, and integrate with modern cloud and edge services. What you'll learn: Understand core IoT terminology, hardware components, and sensor types. Explore networking protocols like MQTT, HTTP, and low-power wireless standards. Learn how data flows from edge devices to cloud processing platforms. Examine basic IoT security concepts, data privacy, and device management. Analyze practical use cases in home automation, industry, and smart cities. The course starts with foundational definitions and network topologies before walking you through device interaction models and data processing patterns. Designed specifically for complete beginners, no prior hardware or programming experience is required. Start reading today to build your foundational knowledge in IoT technology.