Unit - 1
Study network security fundamentals, OSI model layers, CIA triad principles, common network threats, security architecture, and defense methods.
Unit - 2
Learn routing and switching fundamentals, router architecture, dynamic routing protocols like OSPF and BGP, packet forwarding, and VLAN setup.
Unit - 3
Understand forward and reverse proxies, VPN tunneling protocols, IPsec architecture, SSL VPNs, secure remote access, and network privacy tools.
Unit - 4
Explore wireless network attacks, WPA2 and WPA3 security, rogue access points, packet sniffing with Wireshark, and Wi-Fi defense mechanisms.
Unit - 5
Master network penetration testing methodologies, vulnerability assessments, reconnaissance phases, exploitation techniques, and report writing.