Linux Security and Hardening, The Practical Security Guide. — 90% Off Coupon

Secure any Linux server from hackers & protect it against hacking. The practical Linux Administration security guide.

⭐ 4.6 out of 5 Rating (39,451 students) Created by Jason Cannon Updated: November 12, 2025 🌐 English

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Course Title: Linux Security and Hardening, The Practical Security Guide.

Provider: Udemy (Listed via CoursesWyn)

Instructor: Jason Cannon

Coupon Verified On: November 12, 2025

Difficulty Level: All Levels

Category: IT & Software

Subcategory: Linux Security

Duration: 4h 30m of on-demand video

Language: English

Access: Lifetime access to all course lectures and updates

Certificate: Official certificate of completion issued by Udemy upon finishing all course requirements

Top Learning Outcomes: By the end of this course you will be able to harden a Linux system, reduce its surface of vulnerability, and reduce the risk of your Linux system being hacked or compromised.

Prerequisites: A basic understanding of the Linux operating system. Please consider taking "Learn Linux in 5 Days" before taking this course.

Price: $11.99 with coupon / Regular Udemy price: $119.99. Applying this coupon saves you $108.00 (90% OFF).

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What You'll Learn

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By the end of this course you will be able to harden a Linux system, reduce its surface of vulnerability, and reduce the risk of your Linux system being hacked or compromised.

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Requirements

Please review the following prerequisites to ensure you have the necessary tools and foundational knowledge for this training.

A basic understanding of the Linux operating system. Please consider taking "Learn Linux in 5 Days" before taking this course.

About This Course

Comprehensive curriculum analysis and educational value proposition from the official provider library hubs.

**JOIN THE OTHER THOUSANDS OF SUCCESSFUL STUDENTS WHO HAVE ALREADY MASTERED THE LINUX OPERATING SYSTEM WITH THIS TOP RATED COURSE!** Keep yourself and your company out of the news by protecting your Linux systems from hackers, crackers, and attackers! This course will not only teach you the security concepts and guidelines that will keep your Linux servers safe, it will walk you through hardening measures step-by-step. Hello. My name is Jason Cannon and I'm the author of Linux Administration, the founder of the Linux Training Academy, and an instructor to thousands of satisfied students. I started my IT career in the late 1990's as a Unix and Linux System Engineer. I've worked for many technology companies who take information security seriously. I've even worked for security firms such as Mandiant and FireEye. I'll be sharing my real-world Linux security experience with you throughout this course. By the end of this course you will be able to tighten up the security on any Linux system. You'll learn the security weaknesses of the Linux operating system and be given step-by-step instructions on how to protect those weaknesses. You'll even learn some security concepts that apply to information security as a whole while focusing on the Linux specific issues that require special consideration. What People Are Saying About Jason and his Courses: "Excellent course on Linux! It is the best way to get started using Linux that I have come across." --Chris Bischoff, Udemy student "This class was a great review of the 2 Linux classes I took in school. I learned plenty of new stuff and got a great refresher on things I haven't used in some time. I did well on my interview and got the job I was looking for. Thanks!" --Alan Derrick, Udemy student "This was a great course! Learned a lot from it!" --Ricardo José Crosara Junior, Udemy student "Excellent starter course. Very good and complete guide to get you started on working on Linux." --Brian Mulder, Udemy student "Great course! Easy to understand for beginners and a great refresher for experienced users!" --Spencer Ball, Udemy student "Very well laid out course. Thanks Jason!" --Eric Etheredge, Udemy student "Love it... it's absolutely one of the best courses I've taken here on Udemy." --Idriss N, Udemy student "Awesome Course! Another great one. Thanks Jason!" --John Wilmont, Udemy student "Excellent Course! Having come from a moderate understanding of Linux, this course has given me a deeper and more streamlined understanding of Linux. Definitely worth the money." --Armando Cabrera, Udemy student "Fantastic course and very beautifully explained." --S John, Udemy student "Great course, great instructor. I enjoyed every minute of it. I recommend this course 100%." --Alfredo, Udemy student "I am lovin' it. Nice way to begin one's journey into Linux." --Rohit Gupta, Udemy student Here is just some of what you will learn by taking this **Linux Security and Hardening course**: How to protect your Linux systems against hackers. Ways to prevent attackers from breaking into your systems, even when they have physical access to your machine. How to enforce strong password policies and control password as well as account aging policies on your Linux servers. - SSH Hardening practices. - Network security tactics. - Port scanning and network service detection. - How the Linux firewall works and exactly how to configure it. - How to protect the superuser (root) account. - Ways to share accounts securely with an audit trail. - File system security and encryption. - Using and configuring sudo, and why you need to. - Advanced Linux permissions include special modes, file attributes, and access control lists (ACLs). - Much, much more! What you learn in course applies to any Linux environment or distribution including Ubuntu, Debian, Linux Mint, RedHat, CentOS, Fedora, OpenSUSE, Slackware, Kali Linux, Arch Linux, and more. Additional Course Content - PDFs of All the Material Covered When you enroll in this Linux Server Security video training course, you'll receive access to all the slides used in the lessons. You can download them and refer to them when you want to jog your memory or double-check your work. Enroll now and start learning the skills you need to hack-proof your Linux systems today!

Meet Your Instructor

Academic background and professional track record of the subject matter expert responsible for this curriculum.

J

Jason Cannon

Verified Architect

A global leader with specialized excellence in IT & Software. Instructors are vetted for curriculum quality, responsiveness, and consistent student success across the Udemy platform.

4.8 / 5.0
Instructor Rating
94% +
Success Rate

Course Comparison

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Feature Benchmarks This Verified Offer Global Standard
Cost Verification FREE (100% Validated) Fixed Subscription Fee
Enrollment Type Professional Lifetime Access Limited Time Ownership
Certification Award Included with Access Code Required Add-on Fee

Expert Review

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Andrew Derek
Lead Course Analyst, CoursesWyn

"After auditing the curriculum depth and verifying the live access protocol, Linux Security and Hardening, The Practical Security Guide. stands as an essential career asset. For a verified cost of $0, the return-on-learning ratio far exceeds commercial alternatives."

Strategic Advantages

  • Official Certificate: Credential generated at no cost.

  • Mobile Friendly: Full access via smart TV & mobile.

  • Expert Pacing: Modular design for professional schedules.

Considerations

  • Technical Depth: Requires focused 10+ hours study.

  • Tool Prep: Certain labs require proprietary software setups.

Verification Outcome: Exceptional Academic Value

Course Rating

Collective learner data and performance analytics based on verified alumni feedback loops and technical graduation audits.

4.6
★★★★★
Verified Excellence
5 Stars
88%
4 Stars
7%
3 Stars
3%
2 Stars
1%
1 Stars
1%

Frequently Asked Questions

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Andrew Derek

Andrew Derek

Expert Reviewer

Andrew Derek is a lead editor and course analyst at CoursesWyn with over 8 years of experience in online education and digital marketing. He meticulously audits every Udemy coupon and course syllabus to ensure students get the highest quality learning materials at the best possible price.

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