15 Best Infrastructure Security Courses on Udemy
We compared 15 Infrastructure Security courses currently listed on Udemy, priced from $19.99 to $199.99. 9 of them teach the subject directly and 6 are built around a certification exam. They are ordered by our CourseAsk score, which is built from how thoroughly each course describes what it teaches, whether it comes from a named institution, and how it compares on price — not from star ratings, which our course data does not include.
- Courses compared
- 15
- Price range
- $19.99 – $199.99
- Providers
- Udemy
- Last updated
- 30 Aug 2026
How these 15 courses were chosen
Every course below is a real, currently listed course from Udemy, matched to "infrastructure security" by our catalog and ordered by our CourseAsk score. Courses whose own title names the topic rank above those only tagged with it.
There are no star ratings on this page — the course feeds we license do not include them, and we would rather leave a column out than fill it with a number we cannot stand behind. What we do have is price: these range from $19.99 to $199.99, as listed by the provider when we last updated the page.
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1
1Z0-1104-26 Oracle Cloud Infrastructure Security Profes Prep
Overview:The course is designed to assess your knowledge and readiness for the certification, ensuring that you are well-equipped to tackle the OCI Security Professional exam with confidence. In this practice exam course...
$19.99listed price -
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2
Udemy CertificateCCSK v4.0 preparation course -Section2/2Cloud Operations
The CCSK is a web-based examination of an individual's competency in key cloud security issues. Launched in 2010, the CCSK is a widely recognized standard of expertise and is the industry's primary benchmark for measurin...
$19.99listed price -
3
Udemy CertificateKubernetes and Cloud Native Security Associate (KCSA)
Welcome to the ultimate practice exam course designed to help you prepare for the Kubernetes and Cloud Native Security Associate (KCSA) certification!KCSA is a foundational-level certification that validates your knowled...
$19.99listed price -
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4
Udemy CertificateISC2 Certified Cloud Security Professional (CCSP) Tests 2026
If you are planning to take Certified Cloud Security Professional (CCSP) Exam and want to see what kind of questions are coming in Real Exam, these questions are the best for you.Earning the globally recognized CCSP clou...
$19.99listed price -
5
Udemy CertificateCisco CCNA Routing & Switching - Examen (200-125)
Préparez-vous à la certification la plus récente de Cisco, le CCNA version 3 l’examen 200-125 entré en vigueur le 21 août 2016. Cet examen (200-125) teste les connaissances et les compétences d'un candidat liées aux fon...
$199.99listed price -
6
Udemy CertificateCisco CCNP / CCDP SWITCH
Nosso curso CCNP SWITCH v2 foi especialmente desenvolvido e é focado em preparar nossos alunos para a prova SWITCH (Implementing Cisco IP Switched Networks) – que compõe as carreiras de certificação CCNP (Cisco Certified...
$139.99listed price -
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7
Udemy CertificateWindows Active Directory for IT Security Adepts
Active Directory is the most critical application for the majority of enterprises. It allows its administrators to manage easily and centrally the entire set of users, define their access to network resources and configu...
$99.99listed price -
8
Udemy CertificateVulnerability Management - From Beginner To Mastery 2026
In the ever-evolving landscape of cybersecurity, understanding and managing vulnerabilities is paramount to ensuring the safety of your organization's assets. This comprehensive course delves deep into the creation, matu...
$19.99listed price -
9
Udemy CertificateCheck Point Certified Pentest Expert – Advanced Infra...
Accelerate your professional cybersecurity career and confidently conquer the Check Point Certified Pentest Expert – Advanced Infrastructure Hacking (CCPE-AI) 156-603/156-604 exam with this definitive practice testing re...
$19.99listed price -
10
CompTIA Security+ SY0-401
CompTIA's Security+ is a vendor-neutral certification that validates the competency of security professionals working in the IT industry. The Security Plus Certification confirms a technician's critical knowledge of comm...
$199.99listed price -
11
Cisco 300-730 SVPN Certification Exam Full Preparation - NEW
Prepare for the Cisco 300-730 SVPN: Implementing Secure Solutions with Virtual Private Networks Certification Exam with our comprehensive New and Exclusive course. Tailored to the Cisco 300-730 SVPN Certification track,...
$59.99listed price -
12
AWS Certified Security - Specialty (SCS-C03) Exam Prep
Welcome to the AWS Certified Security – Specialty (SCS-C03) Certification Practice Exam Tests from xDigest and Partners.Are you ready to pass the AWS Certified Security – Specialty (SCS-C03) exam? Find out by testing you...
$19.99listed price -
13
SC-100: Microsoft Cybersecurity Architect Exam Prep 2023
Exam SC-100: Microsoft Cybersecurity Architect Exam Practice testsPass the SC 100 Exam SC-100: Microsoft Cybersecurity Architect certification on your first attempt. This comprehensive series of practice exams will put y...
$19.99listed price -
14
AWS Certified Security – Specialty (SCS-C01) AWS Exams.2026
To pass the AWS Certified Security – Specialty exam, you need to master the exam blueprint, General IT knowledge, and AWS-specific concepts. That's where this course comes in. It includes five sets of practice tests, eac...
$19.99listed price -
15
SC-100: Microsoft Cybersecurity Architect Expert
This course contains the use of artificial intelligence.This SC-100 course by Christopher Nett is a meticulously organized Udemy course designed for IT professionals aiming to pass the Microsoft SC-100: Microsoft Cyberse...
$19.99listed price
Best Infrastructure Security Courses on Udemy compared
Prices shown are the provider's listed price when we last updated this page. Confirm on their site before enrolling.
What the prices here tell you
The 15 priced courses on this page run from $19.99 to $199.99, with the middle of the range around $19.99 — a spread of $180.00. That is a wide gap for one subject. A higher price on this page usually reflects who is behind the course rather than how much material it contains, so it is worth opening two or three at different price points and comparing their syllabus before deciding.
Who is behind these courses
These courses come from Udemy. Everything on this page is sold on the one platform, so the buying experience is the same whichever you pick.
Courses versus exam preparation
6 of the entries here are built around a certification exam rather than teaching Infrastructure Security from scratch. They are the right choice only if you already know the material and want to pass a specific exam; if you are starting out, pick one of the taught courses first and come back to exam preparation afterwards.
Before you enrol
Open the provider’s own page and check three things this comparison cannot tell you: when the course was last updated, what the syllabus actually covers in its later sections, and what recent learners say. Prices shown here are the provider’s listed price when we last rebuilt this page on 30 August 2026 — they change often, and a promotion can move them substantially. We earn a commission if you enrol through our links, which costs you nothing and never affects the order courses appear in.