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
AZ-900 Azure Fundamentals: From Theory to Practice Udemy
AZ-900 Azure Fundamentals: From Theory to Practice
Certificate
USD 34.99
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
MongoDB Associate Developer Exam – 1300+ Questions Udemy
MongoDB Associate Developer Exam – 1300+ Questions
Certificate
USD 24.99
Huawei HCIA (H12-311) WLAN Practice test Udemy
Huawei HCIA (H12-311) WLAN Practice test
MOOC / Non-credit
USD 19.99
Salesforce Certified Agentforce Specialist Exam Prep *2026* Udemy
Salesforce Certified Agentforce Specialist Exam Prep *2026*
Certificate
USD 19.99
*2026* CompTIA A+ Core 2 V15 220-1202 4 Practice Tests Udemy
*2026* CompTIA A+ Core 2 V15 220-1202 4 Practice Tests
MOOC / Non-credit
USD 19.99
AWS Certified CloudOps Engineer - Associate (SOA-C03) Exam Udemy
AWS Certified CloudOps Engineer - Associate (SOA-C03) Exam
Certificate
USD 19.99
AWS Certified Cloud Practitioner CLF-C02 | Practice Exams Udemy
AWS Certified Cloud Practitioner CLF-C02 | Practice Exams
Certificate
USD 199.99
SAA-C03 Certification AWS Solutions Architect Associate - FR Udemy
SAA-C03 Certification AWS Solutions Architect Associate - FR
Certificate
USD 19.99
AWS CloudOps Engineer Associate SOA-C03 Practice Tests Udemy
AWS CloudOps Engineer Associate SOA-C03 Practice Tests
Certificate
USD 24.99
AZ-900 Microsoft Certified Azure Fundamentals Tests 2026 Udemy
AZ-900 Microsoft Certified Azure Fundamentals Tests 2026
Certificate
USD 19.99
Cisco 350-601 Certified CCNP Data Center DCCOR Practice Test Udemy
Cisco 350-601 Certified CCNP Data Center DCCOR Practice Test
Certificate
USD 19.99
MS-900 Microsoft 365 Fundamentals Complete Preparation Udemy
MS-900 Microsoft 365 Fundamentals Complete Preparation
Certificate
USD 99.99
LPIC-1 101-500 & 102-500 Practice Tests 2026 Udemy
LPIC-1 101-500 & 102-500 Practice Tests 2026
Certificate
USD 19.99
BUNDLE: CompTIA A+ 220-1201 & 220-1202 (V15) Exam Prep Udemy
BUNDLE: CompTIA A+ 220-1201 & 220-1202 (V15) Exam Prep
Certificate
USD 19.99
AB-900: Microsoft 365 Copilot & Agent Admin Fundamentals Pra Udemy
AB-900: Microsoft 365 Copilot & Agent Admin Fundamentals Pra
MOOC / Non-credit
USD 24.99
AZ-305: Azure Solutions Architect Expert Udemy
AZ-305: Azure Solutions Architect Expert
Certificate
USD 24.99
AZ 140 Microsoft Azure Virtual Desktop Speciality Udemy
AZ 140 Microsoft Azure Virtual Desktop Speciality
MOOC / Non-credit
USD 19.99
Google - Professional Cloud Architect Practice Tests 2025 Udemy
Google - Professional Cloud Architect Practice Tests 2025
Certificate
USD 29.99
AZ-305 Practice Tests: Azure Solutions Architect Udemy
AZ-305 Practice Tests: Azure Solutions Architect
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.