IT Support Foundations: Networking, Security, and Troubleshooting

In today's digital world, keeping computer systems running smoothly and securely is the backbone of every organization. This course provides a clear, step-by-step introduction to the core pillars of IT support: hardware, networks, and security. By the end of this course, you will transition from a general computer user to a knowledgeable technician capable of diagnosing network issues, securing endpoints, and resolving common system errors. What you'll learn: - Understand essential IT terminology, hardware components, and operating system functions. - Configure and troubleshoot local area networks (LANs) using modern diagnostic command-line tools. - Apply fundamental cybersecurity principles, including threat mitigation and Zero-Trust access concepts. - Diagnose and resolve common software, connectivity, and hardware issues systematically. - Implement basic network security protocols to protect data and user privacy. The course begins with foundational definitions and hardware basics before guiding you through networking models, IP addressing, and modern security practices. You will read real-world scenarios and practice troubleshooting methodologies through written exercises. Designed specifically for beginners, this course requires no prior technical background or IT experience. Start reading today to build a strong, practical foundation in IT support and security.