COMIDOC
CouponsFreeTopics
COMIDOC
CouponsVerified CouponsFreeFree CoursesTopicsTopics
React
AdvertiseSubmit Course

Course topic

  1. Topics
  2. IT & Software
  3. Network Security Essentials

Network Security Essentials

Also indexed asNetwork Protection · Cyber Network · IT Networking Security · Securing Networks

Secure network infrastructures, identify vulnerabilities, and implement robust defenses against common cyber attacks and threats.

Courses indexed
1,002
Live offers
63
Free & coupon courses onlyChange view
AZ-500 Microsoft Azure Security Technologies Exam Prep
Instructor Scott Duffy  • 1.000.000+ Students
Scott Duffy • 1.000.000+ Students
1 course
English
AZ-500 Microsoft Azure Security Technologies Exam Prep

AZ-500 Microsoft Azure Security Technologies Exam Prep

(4.46 with 1.8K reviews)
16.5K
students
6.7 hours
content
Sep 2025
updated
$17.99
pfSense VPN & Firewall: OpenVPN, IPSec, WireGuard 2026
Instructor Nadeem Muhammad Ali Meer
Nadeem Muhammad Ali Meer
1 course
English
pfSense VPN & Firewall: OpenVPN, IPSec, WireGuard 2026

pfSense VPN & Firewall: OpenVPN, IPSec, WireGuard 2026

(4.47 with 17 reviews)
173
students
3.2 hours
content
Mar 2026
updated
$12.99
Okta - From Zero to Hero
Instructor Silviu Iulian Muraru • DevOps Engineer • Former Okta Certified Consultant
Silviu Iulian Muraru • DevOps Engineer • Former Okta Certified Consultant
1 course
English
Okta - From Zero to Hero

Okta - From Zero to Hero

(4.39 with 1.8K reviews)
14.2K
students
11 hours
content
Nov 2025
updated
$34.99
Escaneo de redes Informáticas con Nmap
Instructor Yury Zavaleta
Yury Zavaleta
1 course
Spanish
Escaneo de redes Informáticas con Nmap

Escaneo de redes Informáticas con Nmap

(4.25 with 1.2K reviews)
37.4K
students
1.4 hours
content
Mar 2020
updated
FREE
CompTIA Network+ (N10-009) Full Course & Practice Exam
Instructor Jason Dion • 3 Million+ Enrollments Worldwide
Jason Dion • 3 Million+ Enrollments Worldwide
1 course
English
CompTIA Network+ (N10-009) Full Course & Practice Exam

CompTIA Network+ (N10-009) Full Course & Practice Exam

(4.68 with 40.0K reviews)
203.4K
students
33 hours
content
May 2026
updated
$34.99
Cyber Security Awareness Training Course For Beginners 2025
Instructor Dathathreyalu TP
Dathathreyalu TP
1 course
English
Cyber Security Awareness Training Course For Beginners 2025

Cyber Security Awareness Training Course For Beginners 2025

(4.60 with 1.6K reviews)
13.9K
students
30 minutes
content
Feb 2025
updated
FREE
Ethical Hacking: Hacker Methodology
Instructor Peter A
Peter A
1 course
English
Ethical Hacking: Hacker Methodology

Ethical Hacking: Hacker Methodology

(4.16 with 635 reviews)
45.9K
students
41 minutes
content
Jul 2022
updated
$14.99
AWS Certified Advanced Networking Specialty Course [ANS-CO1]
Instructor Neal Davis | AWS Certified Solutions Architect & Developer
Neal Davis | AWS Certified Solutions Architect & Developer
1 course
English
AWS Certified Advanced Networking Specialty Course [ANS-CO1]

AWS Certified Advanced Networking Specialty Course [ANS-CO1]

(4.70 with 494 reviews)
4.6K
students
12 hours
content
Apr 2026
updated
$12.99
Cyber Security Pathway - 2026
Instructor Rouge Sec Academy
Rouge Sec Academy
1 course
English
Cyber Security Pathway - 2026

Cyber Security Pathway - 2026

(4.36 with 167 reviews)
2.4K
students
30 minutes
content
Jan 2026
updated
FREE
Cisco CCNA 200-301 Complete Course | Labs & Packet Tracer
Instructor PyNet Labs
PyNet Labs
1 course
English
Cisco CCNA 200-301 Complete Course | Labs & Packet Tracer

Cisco CCNA 200-301 Complete Course | Labs & Packet Tracer

(4.32 with 25 reviews)
1.1K
students
13 hours
content
Dec 2025
updated
$12.99
Fortinet NSE4_FGT-7.2 Exam Preparation 2026
Instructor Sydney Marshall
Sydney Marshall
1 course
English
Fortinet NSE4_FGT-7.2 Exam Preparation 2026

Fortinet NSE4_FGT-7.2 Exam Preparation 2026

(5.00 with 1 reviews)
364
students
N/A
content
Feb 2026
updated
$14.99
The Complete Penetration Testing Bootcamp
Instructor HackerSploit Academy
HackerSploit Academy
1 course
English
The Complete Penetration Testing Bootcamp

The Complete Penetration Testing Bootcamp

(4.56 with 1.2K reviews)
19.7K
students
11 hours
content
Jan 2020
updated
$17.99
Page 72 of 84
171727384

Continue exploring

Topics related to Network Security Essentials

  • 01Ethical Hacking & Security513
  • 02Advanced Firewall Management65
  • 03Cybersecurity Fundamentals638
  • 04Fortinet Security Solutions62
  • 05pfSense Firewall Setup24
  • 06Firewalls & VPNs20
  • 07Network Fundamentals154
  • 08CCNA 200-301 Certification197
  • 09Virtual Private Networks31
  • 10Networking Fundamentals152

About

Udemy coupons monitored continuously.

Verified offers, course alerts, precise filters, and browser detection built for learners who want coupons that still work.

TelegramTwitterFacebookRSS

Browser tools

Find coupons directly on Udemy.

The extension surfaces an available Comidoc coupon while you browse a Udemy course page.

ChromeFirefoxEdge

Useful links

Discover

  • Blog
  • Daily Freebies
  • Most Wanted Coupons
  • Top Contributors
  • Udemy Sale Calendar

Services

  • Pricing
  • Advertise Here
  • Developer API
  • Submit Coupon

Comidoc

  • About
  • Contact
  • Privacy
  • Terms

© 2017–2026 Comidoc

v6.5.87

Independent coupon discovery for Udemy learners