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
Oracle Cloud Infrastructure (OCI) 1Z0-1042-22 Certification Udemy
Oracle Cloud Infrastructure (OCI) 1Z0-1042-22 Certification
Certificate
USD 19.99
[NEW] AWS Certified DevOps Engineer – Professional Udemy
[NEW] AWS Certified DevOps Engineer – Professional
Certificate
USD 99.99
CompTIA Security+ SY0-701: Acronym Flash Test & Explanations Udemy
CompTIA Security+ SY0-701: Acronym Flash Test & Explanations
Certificate
USD 19.99
Master SecurityPlus Concepts & Crack Certification - Q&A Udemy
Master SecurityPlus Concepts & Crack Certification - Q&A
Certificate
USD 69.99
CCNP Enterprise Core Practice Exam Questions ENCOR 350-401 Udemy
CCNP Enterprise Core Practice Exam Questions ENCOR 350-401
MOOC / Non-credit
USD 19.99
AWS Cloud para Iniciantes + Simulados CLF-C02 Udemy
AWS Cloud para Iniciantes + Simulados CLF-C02
Certificate
USD 34.99
AWS認定 Generative AI Developer - Professional (AIP-C01) 模擬試験 Udemy
AWS認定 Generative AI Developer - Professional (AIP-C01) 模擬試験
Certificate
USD 19.99
AWS Certified Solutions Architect SAA-C03 Exams [ 2026] Udemy
AWS Certified Solutions Architect SAA-C03 Exams [ 2026]
Certificate
USD 19.99
ANS-C01 AWS Certified Advanced Networking Specialty 2026 QAs Udemy
ANS-C01 AWS Certified Advanced Networking Specialty 2026 QAs
Certificate
USD 19.99
AZ-900 Azure Fundamentals Practice Tests 2026 Udemy
AZ-900 Azure Fundamentals Practice Tests 2026
Certificate
USD 99.99
Google Professional Cloud Developer (PCD) [Exams 2026] Udemy
Google Professional Cloud Developer (PCD) [Exams 2026]
MOOC / Non-credit
USD 19.99
AZ-900: Microsoft Azure Fundamentals Simulados em Português Udemy
AZ-900: Microsoft Azure Fundamentals Simulados em Português
MOOC / Non-credit
USD 19.99
AZ-104 Microsoft Azure Administrator Certification Udemy
AZ-104 Microsoft Azure Administrator Certification
Certificate
USD 149.99
Information Systems Auditor - 101 Course Udemy
Information Systems Auditor - 101 Course
Certificate
USD 89.99
AWS Solutions Architect Associate - Storage & Compute Udemy
AWS Solutions Architect Associate - Storage & Compute
Certificate
USD 44.99
AZ-900 | Azure Fundamentals | Final Countdown Udemy
AZ-900 | Azure Fundamentals | Final Countdown
Certificate
USD 19.99
AWS Certified DevOps Engineer Professional | Practice Tests Udemy
AWS Certified DevOps Engineer Professional | Practice Tests
Certificate
USD 19.99
Exámenes Simulados CKA – Kubernetes v1.30+ (2026) Udemy
Exámenes Simulados CKA – Kubernetes v1.30+ (2026)
MOOC / Non-credit
USD 149.99
AWS SAP-C02 Architecte Solutions Pro – Examens Blancs 2026 Udemy
AWS SAP-C02 Architecte Solutions Pro – Examens Blancs 2026
Certificate
USD 149.99
Simulador CCNA 200-301: Preguntas CCNA 2023 Udemy
Simulador CCNA 200-301: Preguntas CCNA 2023
Certificate
USD 24.99
AWS Solutions Architect: Complete Labs and Projects (Hindi) Udemy
AWS Solutions Architect: Complete Labs and Projects (Hindi)
Certificate
USD 19.99
AWS Certified Cloud Practitioner Exam Practice Tests 2025 Udemy
AWS Certified Cloud Practitioner Exam Practice Tests 2025
MOOC / Non-credit
USD 19.99
Certificación LPIC-2 : Ingeniero Linux. Examen 201 Udemy
Certificación LPIC-2 : Ingeniero Linux. Examen 201
Certificate
USD 99.99
Salesforce Certified Nonprofit Cloud Consultant Questions Udemy
Salesforce Certified Nonprofit Cloud Consultant Questions
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.