Foundations of IT Infrastructure Support and Security

Every modern business relies on stable, secure IT systems to keep operations running smoothly. If you want to enter the tech industry but do not know where to start, infrastructure support offers a direct and practical pathway. This course helps you build a strong foundation in managing physical and virtual systems while keeping security at the forefront of your work. You will transition from someone who simply uses technology to a professional who understands, maintains, and protects it. Through clear explanations and practical scenarios, you will learn how to troubleshoot real-world IT issues. Learn the core components of hardware, operating systems, and local networking. Master essential command-line tools and administration workflows. Apply modern security principles, including identity management and zero-trust concepts, to protect corporate networks. Understand how to diagnose connectivity and system performance issues systematically. Practice security hygiene by configuring basic access controls and monitoring system logs. We begin with essential terminology and foundational IT concepts before moving into operating system administration, network configurations, and modern security practices. This text-only course is designed specifically for beginners with no prior technical background or IT experience. Start your journey toward a rewarding career in IT infrastructure and security support today.