COMIDOC
CouponsFreeTopics
COMIDOC
CouponsVerified CouponsFreeFree CoursesTopicsTopics
React
AdvertiseSubmit Course

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
  • Data License
  • Privacy
  • Terms

© 2017–2026 Comidoc

v6.6.30

Independent coupon discovery for Udemy learners

Course topic

  1. Topics
  2. IT & Software
  3. Linux Security Hardening

Linux Security Hardening

Also indexed asServer Security · SELinux · Network Security

Implement crucial security measures, including SELinux and firewall management, for robust Linux servers.

Courses indexed
59
Live offers
2
Free & coupon courses onlyChange view
Linux Security and Hardening
Instructor Tareq Tech
Tareq Tech
1 course
English
Linux Security and Hardening

Linux Security and Hardening

(4.39 with 133 reviews)
10.8K
students
4.8 hours
content
Jun 2025
updated
$17.99
CompTIA Linux+ (XK0-006) Practice Tests 2026
Instructor Kayla Morgan
Kayla Morgan
1 course
English
CompTIA Linux+ (XK0-006) Practice Tests 2026

CompTIA Linux+ (XK0-006) Practice Tests 2026

400
students
N/A
content
Mar 2026
updated
$14.99
Lunch And Learn: UFW Basics - The Uncomplicated Firewall
Instructor Pack Of Coders - POC
Pack Of Coders - POC
1 course
English
Lunch And Learn: UFW Basics - The Uncomplicated Firewall

Lunch And Learn: UFW Basics - The Uncomplicated Firewall

(4.50 with 11 reviews)
41
students
56 minutes
content
Jan 2023
updated
$14.99
Learn Linux Daily!
Instructor Scientific Programming School
Scientific Programming School
1 course
English
Learn Linux Daily!

Learn Linux Daily!

(4.08 with 12 reviews)
1.0K
students
77 hours
content
Sep 2024
updated
$14.99
Learn Linux, Web and WordPress Security With BitNinja
Instructor Gabriel Avramescu
Gabriel Avramescu
1 course
English
Learn Linux, Web and WordPress Security With BitNinja

Learn Linux, Web and WordPress Security With BitNinja

(4.86 with 75 reviews)
456
students
5.0 hours
content
Dec 2019
updated
$14.99
CompTIA Linux+ (XK0-006): Practice Exams
Instructor Imran Afzal
Imran Afzal
1 course
English
CompTIA Linux+ (XK0-006): Practice Exams

CompTIA Linux+ (XK0-006): Practice Exams

(4.58 with 98 reviews)
2.7K
students
N/A
content
Jun 2026
updated
$14.99
Complete Linux Security & Hardening with Practical Examples
Instructor Imran Afzal
Imran Afzal
1 course
English
Complete Linux Security & Hardening with Practical Examples

Complete Linux Security & Hardening with Practical Examples

(4.57 with 1.3K reviews)
39.7K
students
16 hours
content
Jun 2026
updated
$34.99
LPIC-2 - Linux Engineer Exam 202-450
Instructor Ken Adams
Ken Adams
1 course
English
LPIC-2 - Linux Engineer Exam 202-450

LPIC-2 - Linux Engineer Exam 202-450

(4.31 with 74 reviews)
575
students
N/A
content
Jul 2023
updated
$14.99
Linux Security per Aspiranti Ethical Hacker! 100% Pratico!
Instructor Eugenio Fontana - Security & Hacking
Eugenio Fontana - Security & Hacking
1 course
Italian
Linux Security per Aspiranti Ethical Hacker! 100% Pratico!

Linux Security per Aspiranti Ethical Hacker! 100% Pratico!

(4.44 with 180 reviews)
1.1K
students
7.5 hours
content
Mar 2026
updated
$14.99
Linux Security, AI, Docker And Cloud With Hands-On Labs
Instructor Shikhar Verma
Shikhar Verma
1 course
English
Linux Security, AI, Docker And Cloud With Hands-On Labs

Linux Security, AI, Docker And Cloud With Hands-On Labs

(4.29 with 198 reviews)
2.0K
students
8.8 hours
content
May 2026
updated
$14.99
Linux Security
Instructor Peter A
Peter A
1 course
English
Linux Security

Linux Security

(4.30 with 231 reviews)
25.0K
students
43 minutes
content
Jun 2022
updated
$14.99
Linode: Foundations of Web Server Security
Instructor YouAccel Training
YouAccel Training
1 course
English
Linode: Foundations of Web Server Security

Linode: Foundations of Web Server Security

(4.51 with 91 reviews)
28.8K
students
5.6 hours
content
Jan 2023
updated
$14.99
Page 2 of 5
12345

Continue exploring

Topics related to Linux Security Hardening

  • 01Server Security43
  • 02Linux Administration277
  • 03RHEL System Administration16
  • 04
CompTIA Linux+ Exam25
  • 05Network Security Essentials1055
  • 06Security Baselines8
  • 07Kali Linux Essentials121
  • 08Iptables Firewall7
  • 09Linux Administration168
  • 10Linux Server Security5