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
CompTIA Cloud+ CV0-004 (V4) Practice Exam Questions Udemy
CompTIA Cloud+ CV0-004 (V4) Practice Exam Questions
Certificate
USD 19.99
CompTIA Security+ (SY0-701) *Exam Preparation for 2026* Udemy
CompTIA Security+ (SY0-701) *Exam Preparation for 2026*
Certificate
USD 19.99
1Z0‑1041‑25 Oracle Analytics Cloud Practice Test Udemy
1Z0‑1041‑25 Oracle Analytics Cloud Practice Test
Certificate
USD 19.99
AWS Certified DevOps Engineer Professional (DOP-C01) Udemy
AWS Certified DevOps Engineer Professional (DOP-C01)
Certificate
USD 19.99
Docker Certified Associate (DCA) Exam Practice Tests 2026 Udemy
Docker Certified Associate (DCA) Exam Practice Tests 2026
Certificate
USD 19.99
AWS SysOps Administrator - Associate (SOA-C02) *2026* Udemy
AWS SysOps Administrator - Associate (SOA-C02) *2026*
Certificate
USD 19.99
AWS Certified Solutions Architect - Professional 2026 [NEW] Udemy
AWS Certified Solutions Architect - Professional 2026 [NEW]
Certificate
USD 24.99
AWS Certified AI Practitioner AIF-C01 2026 Udemy
AWS Certified AI Practitioner AIF-C01 2026
Certificate
USD 19.99
Cisco Certified CCNP Security (300-715) SISE Practice Test. Udemy
Cisco Certified CCNP Security (300-715) SISE Practice Test.
Certificate
USD 19.99
AB-620 Microsoft Copilot AI Agent Builder Practice Tests Udemy
AB-620 Microsoft Copilot AI Agent Builder Practice Tests
Certificate
USD 19.99
220-1102 (Core 2): CompTIA A+ Practice Tests (Unofficial) Udemy
220-1102 (Core 2): CompTIA A+ Practice Tests (Unofficial)
MOOC / Non-credit
USD 19.99
CompTIA A+ (220-1201 & 220-1202) Practice Exams | Core 1 & 2 Udemy
CompTIA A+ (220-1201 & 220-1202) Practice Exams | Core 1 & 2
Certificate
USD 19.99
AZ-900 Azure Fundamentals MCQ Practice Mock Tests 2026 QAs!! Udemy
AZ-900 Azure Fundamentals MCQ Practice Mock Tests 2026 QAs!!
Certificate
USD 19.99
MS Azure Security Technologies (AZ-500): Practice Test Exams Udemy
MS Azure Security Technologies (AZ-500): Practice Test Exams
Certificate
USD 19.99
CompTIA Security+ (SY0-701) Practice Test : 2025 Udemy
CompTIA Security+ (SY0-701) Practice Test : 2025
Certificate
USD 19.99
AZ-900 Azure Fundamentals: From Theory to Practice Udemy
AZ-900 Azure Fundamentals: From Theory to Practice
Certificate
USD 34.99
DP-800 Microsoft SQL AI Developer Associate Practice Exam Udemy
DP-800 Microsoft SQL AI Developer Associate Practice Exam
Certificate
USD 19.99
Claude Certified Architect Foundation: Practice Exams Udemy
Claude Certified Architect Foundation: Practice Exams
Certificate
USD 19.99
【最新シラバス】DP-300: Microsoft Azure データベース管理者アソシエイト模擬試験 Udemy
【最新シラバス】DP-300: Microsoft Azure データベース管理者アソシエイト模擬試験
Certificate
USD 19.99
AWS CLF-C02 Practice Tests 2026: 6 Exams, 390 Questions Udemy
AWS CLF-C02 Practice Tests 2026: 6 Exams, 390 Questions
Certificate
USD 19.99
Tests for Microsoft Power Platform Solution Architect PL-600 Udemy
Tests for Microsoft Power Platform Solution Architect PL-600
MOOC / Non-credit
USD 24.99
GCP Cloud Architect 2026: Full Practice Test Bundle Udemy
GCP Cloud Architect 2026: Full Practice Test Bundle
Certificate
USD 59.99
Salesforce Certified Agentforce Specialist Exam Prep *2026* Udemy
Salesforce Certified Agentforce Specialist Exam Prep *2026*
Certificate
USD 19.99
AWS Certified SysOps Administrator Associate SOA-C02 QA 2026 Udemy
AWS Certified SysOps Administrator Associate SOA-C02 QA 2026
Certificate
USD 19.99

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.