Save 40% on Coursera Plus Annual
Free Online

Network Security Courses and Certifications

Protect networks from cyber threats by mastering firewalls, intrusion detection, and vulnerability assessment using tools like Wireshark, Snort, and Cisco security solutions. Build expertise through hands-on courses on edX, Udemy, and Coursera, covering everything from security fundamentals to ethical hacking techniques.

5,499 courses
Related Subjects
  1. Ethical Hacking Courses
  2. Cybersecurity Courses
  3. CompTIA Network+ (Plus) Courses
  4. Cisco Courses
  5. Penetration Testing Courses
  6. Information Technology Courses
  7. CompTIA Security+ (Plus) Courses
  8. Wireshark Courses
Best Courses Guides

7 Best Network Security Courses in 2026

Master Network Security: protect systems, analyze traffic, configure firewalls, VPNs, and IDS/IPS, and design secure network architectures.

Read the Guide

  1. Cisco Network Security Master Class
  2. IBM

    Computer Networks and Network Security

  3. Data-Driven Network Security Essentials

  4. Cisco Network Security: Core Security Concepts

  5. Learning Cryptography and Network Security

  6. Introduction to Computer Networking - Beginner Crash Course

  7. Bluetooth & BLE: Deep Dive into Protocols and Security

All Network Security Courses

Showing 5,499 courses
Filter by
Filters
  2. Level
  3. Duration
  4. Language
    • Udemy
    • 1 day 6 hours
    • On-Demand
    • Paid Course
    • Udemy
    • 18 hours 55 minutes
    • On-Demand
    • Paid Course
    • Udemy
    • 7 hours 4 minutes
    • On-Demand
    • Paid Course
    • Udemy
    • 1 day 4 hours 46 minutes
    • On-Demand
    • Paid Course
    • Udemy
    • 10 hours 53 minutes
    • On-Demand
    • Paid Course
    • Udemy
    • 21 hours 9 minutes
    • On-Demand
    • Paid Course
    • Udemy
    • 14 hours 47 minutes
    • On-Demand
    • Paid Course
    • Udemy
    • 2 days 27 minutes
    • On-Demand
    • Paid Course
    • Udemy
    • 2 days 2 hours 14 minutes
    • On-Demand
    • Paid Course
    • Udemy
    • 4 hours 26 minutes
    • On-Demand
    • Paid Course
    • Udemy
    • 3 days 32 minutes
    • On-Demand
    • Paid Course
    • Udemy
    • 23 hours 31 minutes
    • On-Demand
    • Paid Course
    • Udemy
    • 1 day 12 hours 33 minutes
    • On-Demand
    • Paid Course
    • Udemy
    • 1 day 14 hours 51 minutes
    • On-Demand
    • Paid Course

Never Stop Learning.

Get personalized course recommendations, track subjects and courses with reminders, and more.

Sign up for free
Someone learning on their laptop while sitting on the floor.