**Wireless networks** offer flexibility and convenience, but they also introduce additional security vulnerabilities compared to wired networks. Securing wireless networks involves using a combination of **encryption**, **access control**, and **monitoring** to mitigate these risks and ensure data remains protected.

Why is it important to change the default SSID and password of a wireless router?

Networking Fundamentals is a comprehensive course designed for beginners and intermediate learners aiming to build practical skills in networking. Covering everything from foundational concepts to advanced applications, the course takes you through key topics including network types, IP addressing, protocols, and network security. By the end of this course, you'll be equipped with essential skills to troubleshoot, secure, and manage networks effectively, setting a solid foundation for further specialization in networking.

Learn about the history and evolution of networking technologies and how modern communication systems rely on networks. This section provides a comprehensive overview of how devices communicate and share resources efficiently across different types of networks.

Discover the fundamental role of IP addressing in identifying devices on a network and how subnetting helps optimize network efficiency. This section covers the basics of IP addressing, introduces subnetting techniques to segment networks, and explores how these concepts contribute to smooth communication across connected devices.

Explore the foundational rules and protocols that govern how data is transmitted and received over networks. This section delves into essential networking models, such as the OSI Model and the TCP/IP Model, while covering widely-used protocols like HTTP, FTP, and DNS. Understanding these protocols ensures that devices communicate effectively, regardless of their underlying technologies, creating seamless interactions between global networks.

Learn how to protect networks from cyber threats by implementing essential security measures. Explore firewalls, intrusion detection systems, and encryption techniques to safeguard data. This section also covers securing both wired and wireless networks, helping you maintain robust network security in various environments.

Discover the essential tools and techniques used to diagnose and resolve network issues. Learn how to identify and address common network problems, monitor performance, and ensure networks are running optimally. This section will also cover best practices for maintaining a network and keeping it secure.

Networking Fundamentals

Securing Wireless Networks