The 6 best Network Security courses in 2026

To round out your skills in network administration, in this course, you'll explore network-security fundamentals like passwords, Layer 2 security, wireless security, and remote-access security. You'll also be introduced to automation and programmability as it pertains to making network administration more efficient and effective. Finally, you'll engage in troubleshooting for each of the prior areas of concern, ensuring that you can adequately address any networking problems that might arise. This is the third and final course in a multi-course Specialization. All of the courses in this Speci

In this 1-hour long project-based course, you will create a network topology using cisco packet tracer. Throughout the project, you will be able to authenticate the switches and the router in your the network topology, make PCs from different VLANs communicate with each other, and Finally configure DHCP protocol on the router and be able to protect your switch ports from attackers. This guided project is for people who are interested in getting started in the network security field and for the people interested in computer networking architecture. This guided project will enhance your skills

Penetration testing from zero — network attacks, web app hacking, and post-exploitation.

Jason Dion's complete prep for the CompTIA Security+ certification exam.

Job-ready cybersecurity path: security frameworks, SIEM tools, Linux, SQL, and Python for security.

Hands-on browser-based labs covering web app security, network pentesting, and privilege escalation.