Best Security Courses Online (2,920+ Courses)

Explore 2,920+ best Security courses online. Compare ratings, price (free & paid), providers and levels, then enroll in the right Security course. Updated 2026.

2,920 courses
GCP Digital Leader Mastery: 190-Question Prep Course 2024 Udemy
GCP Digital Leader Mastery: 190-Question Prep Course 2024
Certificate
USD 19.99
【うかる！】GH-100：GitHub Administration 最強問題集 Udemy
【うかる！】GH-100：GitHub Administration 最強問題集
Certificate
USD 29.99
OCI Foundations 2020 Associate Certification - 1Z0-1085 -20 Udemy
OCI Foundations 2020 Associate Certification - 1Z0-1085 -20
Certificate
USD 54.99
CKS Certified Kubernetes Security Mock Exams 2026 Udemy
CKS Certified Kubernetes Security Mock Exams 2026
Certificate
USD 149.99
Simulado Azure Developer Associate AZ-204 Udemy
Simulado Azure Developer Associate AZ-204
MOOC / Non-credit
USD 34.99
Cisco Certified Network CCNA (200-301) Practice Tests 2026 Udemy
Cisco Certified Network CCNA (200-301) Practice Tests 2026
Certificate
USD 19.99
CompTIA Security+ (SY0-701): Practice Quizzes | New Exam Udemy
CompTIA Security+ (SY0-701): Practice Quizzes | New Exam
Certificate
USD 74.99
Kubernetes and Cloud Native Associate (KCNA) Exam Course Udemy
Kubernetes and Cloud Native Associate (KCNA) Exam Course
Certificate
USD 19.99
Exámenes | AWS Certified Solutions Architect Associate | ES Udemy
Exámenes | AWS Certified Solutions Architect Associate | ES
Certificate
USD 29.99
【2026年最新】AWS認定 クラウドプラクティショナー 模擬試験 Udemy
【2026年最新】AWS認定 クラウドプラクティショナー 模擬試験
Certificate
USD 19.99
BEST 2025: CompTIA Security+ (SY0-701) Cert. Practice Tests Udemy
BEST 2025: CompTIA Security+ (SY0-701) Cert. Practice Tests
Certificate
USD 19.99
Comptia Security + V701 (2025) Practise test Udemy
Comptia Security + V701 (2025) Practise test
Certificate
USD 29.99
LPIC-1 Linux Certification 101, 102 Practice Exams Udemy
LPIC-1 Linux Certification 101, 102 Practice Exams
MOOC / Non-credit
USD 19.99
MS-900 Fundamentals: Practice Tests (400+ Questions!) Udemy
MS-900 Fundamentals: Practice Tests (400+ Questions!)
Certificate
USD 19.99
Getting Started with HashiCorp Consul Udemy
Getting Started with HashiCorp Consul
MOOC / Non-credit
USD 34.99
AZ-900 : Microsoft Azure Fundamentals Practice tests 2025 Udemy
AZ-900 : Microsoft Azure Fundamentals Practice tests 2025
MOOC / Non-credit
USD 19.99
Associate Google Workspace Administrator Udemy
Associate Google Workspace Administrator
Certificate
USD 19.99
LPIC-1 Linux Administrator Exámenes de práctica Udemy
LPIC-1 Linux Administrator Exámenes de práctica
Certificate
USD 29.99
CCNP ENCOR 350-401 2025: 3 Exams to Pass 1st Try|Expert Prep Udemy
CCNP ENCOR 350-401 2025: 3 Exams to Pass 1st Try|Expert Prep
Certificate
USD 19.99
Google Cloud Certified Associate Engineer (Practice Exam) Udemy
Google Cloud Certified Associate Engineer (Practice Exam)
Certificate
USD 49.99
Exam SY0-601: CompTIA Security+ (601) preparation Udemy
Exam SY0-601: CompTIA Security+ (601) preparation
MOOC / Non-credit
USD 19.99
CompTIA Security+ 701 - REALISTIC Practice Exam! Udemy
CompTIA Security+ 701 - REALISTIC Practice Exam!
Certificate
USD 19.99
Microsoft AZ-104 Exam Practice Questions Udemy
Microsoft AZ-104 Exam Practice Questions
MOOC / Non-credit
USD 19.99
AZ-900 Azure Fundamentals Practice Tests Udemy
AZ-900 Azure Fundamentals Practice Tests
Certificate
USD 44.99

Why learn Security online?

Security is a valuable, in-demand skill, and online courses make it easy to learn at your own pace. On this page we bring together 2,920+ Security courses from trusted providers so you can compare options side by side and choose the one that fits your goals, budget and schedule.

How to choose the right Security course

  • Level: pick beginner, intermediate or advanced based on your current experience.
  • Price: filter free or paid Security courses depending on your budget.
  • Provider & rating: check the platform and learner ratings before enrolling.
  • Outcome: look for hands-on projects or a certificate you can add to your CV.

Free vs paid Security courses

Free Security courses are great for exploring the basics, while paid courses usually add structured projects, mentor support and a completion certificate. Use the price filter above to compare both and enroll with confidence.