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Welcome to eGyanKosh, your dedicated hub for educational resources, where we bring you comprehensive study materials tailored for IGNOU students. In this section, we are excited to present Unit-3 on Network Security and Authentication. As technology evolves, understanding the intricacies of network security becomes paramount for both aspiring and established professionals in the field. This free downloadable study material for 2025 is designed to equip you with essential knowledge and skills, covering fundamental concepts, best practices, and emerging trends in network security. Empower yourself with the resources you need to excel in your studies and stay ahead in the competitive world of information technology. Download your materials now and embark on a journey to mastering network security!