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
Simulado Cisco Certified Internetwork Expert Udemy
Simulado Cisco Certified Internetwork Expert
Certificate
USD 34.99
CompTIA Linux+ (XK0-005) Tests Pratiques Complets Udemy
CompTIA Linux+ (XK0-005) Tests Pratiques Complets
Certificate
USD 29.99
AWS Certified Machine Learning Specialty - Hands-On + Exams Udemy
AWS Certified Machine Learning Specialty - Hands-On + Exams
Certificate
USD 199.99
AWS Solutions Architect Professional challenge tests - 2026 Udemy
AWS Solutions Architect Professional challenge tests - 2026
Certificate
USD 19.99
AAISM - Crash Course, Quiz, Tips & Tricks Udemy
AAISM - Crash Course, Quiz, Tips & Tricks
Certificate
USD 19.99
Docker Certified Associate DCA Exámenes Simulados 2026 Udemy
Docker Certified Associate DCA Exámenes Simulados 2026
MOOC / Non-credit
USD 149.99
Salesforce Certified Platform Administrator II Practice Exam Udemy
Salesforce Certified Platform Administrator II Practice Exam
Certificate
USD 19.99
CompTIA Server+ (SK0-005) Practice Tests | 6 Questions Sets Udemy
CompTIA Server+ (SK0-005) Practice Tests | 6 Questions Sets
Certificate
USD 19.99
AZ-305: Azure Solutions Architect Expert Udemy
AZ-305: Azure Solutions Architect Expert
Certificate
USD 24.99
Simulado AB-900: Administração de Copilot e Agente PT (2026) Udemy
Simulado AB-900: Administração de Copilot e Agente PT (2026)
Certificate
USD 34.99
CloudWizard: AWS Cloud Practitioner Exam Practice Tests Udemy
CloudWizard: AWS Cloud Practitioner Exam Practice Tests
Certificate
USD 24.99
AWS Certified AI Practitioner（AIF）一発合格マスター講座【演習問題つき】 Udemy
AWS Certified AI Practitioner（AIF）一発合格マスター講座【演習問題つき】
Certificate
USD 19.99
AWS Cloud Practitioner: BY TOPIC Quiz + 10 Exams | 1000+ Qs Udemy
AWS Cloud Practitioner: BY TOPIC Quiz + 10 Exams | 1000+ Qs
Certificate
USD 19.99
Ultimate AWS Cloudops Engineer Practice Exams 2026 Udemy
Ultimate AWS Cloudops Engineer Practice Exams 2026
Certificate
USD 59.99
Cisco CCNA Practice Exams - 6 Exams (New CCNA Exam - 2022) Udemy
Cisco CCNA Practice Exams - 6 Exams (New CCNA Exam - 2022)
Bootcamp
USD 24.99
AWS Certified Cloud Practitioner CLF-C02 Practice Exam Udemy
AWS Certified Cloud Practitioner CLF-C02 Practice Exam
Certificate
USD 29.99
ServiceNow CAD Practice Tests 2026 | Yokohama Exam Prep Udemy
ServiceNow CAD Practice Tests 2026 | Yokohama Exam Prep
Certificate
USD 29.99
AWS Solutions Architect Associate 4 examens pratiques Udemy
AWS Solutions Architect Associate 4 examens pratiques
Certificate
USD 24.99
CompTIA A+ 220-802 - Prepare For The CompTIA A+ 220-802 Exam Udemy
CompTIA A+ 220-802 - Prepare For The CompTIA A+ 220-802 Exam
Certificate
USD 49.99
Microsoft 365 Copilot and Agent Administration Fundamentals Udemy
Microsoft 365 Copilot and Agent Administration Fundamentals
Certificate
USD 19.99
AWS Certified Solutions Architect Associate - Hands-On+Exam Udemy
AWS Certified Solutions Architect Associate - Hands-On+Exam
Certificate
USD 199.99
AI-200: Azure AI Cloud Developer Associate 1500 Questions Udemy
AI-200: Azure AI Cloud Developer Associate 1500 Questions
Certificate
USD 19.99
100% réussite pour la certification Microsoft SC-900 Udemy
100% réussite pour la certification Microsoft SC-900
Certificate
USD 19.99
AWS Certified DevOps Engineer Professional Exams - 100% Pass Udemy
AWS Certified DevOps Engineer Professional Exams - 100% Pass
MOOC / Non-credit
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.