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.

1,420 courses
Showing 1,420 courses
Filter by
Filters
  1. Level
  2. Duration
  3. Language
    • Coursera
    • 4 weeks, 5 hours a week
    • Self-Paced
    • Paid Course
    • Udemy
    • 2 hours 5 minutes
    • Self-Paced
    • Paid Course
    • Udemy
    • 12 hours 25 minutes
    • Self-Paced
    • Paid Course
    • Udemy
    • 3 hours
    • Self-Paced
    • Paid Course
    • Udemy
    • 4 hours 29 minutes
    • Self-Paced
    • Paid Course
    • Coursera
    • 9 weeks, 3 hours a week
    • Self-Paced
    • Paid Course
    • Udemy
    • 17 hours 23 minutes
    • Self-Paced
    • Paid Course
    • Udemy
    • 6 hours 16 minutes
    • Self-Paced
    • Paid Course
    • Udemy
    • 1 hour 54 minutes
    • Self-Paced
    • Paid Course
    • Udemy
    • 1 day 7 hours 52 minutes
    • Self-Paced
    • Paid Course
    • Udemy
    • 1 day 6 hours 43 minutes
    • Self-Paced
    • Paid Course
    • Udemy
    • 8 hours 50 minutes
    • Self-Paced
    • Paid Course
    • Udemy
    • 5 hours 56 minutes
    • Self-Paced
    • Paid Course

Never Stop Learning.

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

Someone learning on their laptop while sitting on the floor.