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
Microsoft 365 Administrator : MS-102 Udemy
Microsoft 365 Administrator : MS-102
Certificate
USD 129.99
[RETIRED] AWS Certified Solution Architect Professional Udemy
[RETIRED] AWS Certified Solution Architect Professional
Certificate
USD 19.99
CompTIA Server+ | SK0-005 | Practice Tests Udemy
CompTIA Server+ | SK0-005 | Practice Tests
Certificate
USD 19.99
CompTIA Tech+ (FC0-U71) Practice Exams Udemy
CompTIA Tech+ (FC0-U71) Practice Exams
MOOC / Non-credit
USD 109.99
Simulado AWS Certified Solutions Architect Associate SAA-C03 Udemy
Simulado AWS Certified Solutions Architect Associate SAA-C03
MOOC / Non-credit
USD 34.99
CompTIA Linux+ Practice Exams Udemy
CompTIA Linux+ Practice Exams
Certificate
USD 54.99
Cloud Engineer Interview Questions Practice Test Exam Udemy
Cloud Engineer Interview Questions Practice Test Exam
Bootcamp
USD 29.99
Fortinet SD-WAN 7.6 (FCSS_SDW_AR-7.6) Tests (JAN 2025) Udemy
Fortinet SD-WAN 7.6 (FCSS_SDW_AR-7.6) Tests (JAN 2025)
Certificate
USD 19.99
Simulado para AWS Certified SAP on AWS Specialty Udemy
Simulado para AWS Certified SAP on AWS Specialty
MOOC / Non-credit
USD 34.99
Practice Exams | OCI Foundations 2025 (1Z0-1085-25) Udemy
Practice Exams | OCI Foundations 2025 (1Z0-1085-25)
Certificate
USD 19.99
Google Associate Cloud Engineer Practice Exam Udemy
Google Associate Cloud Engineer Practice Exam
Certificate
USD 19.99
[NOUVEAU] CLF-C02 - AWS Cloud Practitioner — Examens 2026 Udemy
[NOUVEAU] CLF-C02 - AWS Cloud Practitioner — Examens 2026
Certificate
USD 19.99
AWS Certified Cloud Practitioner CLFC02 Simulados Reais 2026 Udemy
AWS Certified Cloud Practitioner CLFC02 Simulados Reais 2026
Certificate
USD 34.99
AWS Certified SysOps Administrator Associate SOA-C02 Español Udemy
AWS Certified SysOps Administrator Associate SOA-C02 Español
Certificate
USD 99.99
Simulados para a Security+ Sy0-601 em Português [PT-BR] Udemy
Simulados para a Security+ Sy0-601 em Português [PT-BR]
Certificate
USD 39.99
Practical AWS Certified Cloud Practitioner CLF-C02 Prep Udemy
Practical AWS Certified Cloud Practitioner CLF-C02 Prep
Certificate
USD 19.99
Configuring and Operating MS Azure Virtual Desktop (AZ-140) Udemy
Configuring and Operating MS Azure Virtual Desktop (AZ-140)
Certificate
USD 19.99
Ultimate CompTIA Cloud+ CV1-004 Practice Exams (New 2025) Udemy
Ultimate CompTIA Cloud+ CV1-004 Practice Exams (New 2025)
Certificate
USD 19.99
SnowPro® Core Certification COF-C03 Masterclass Unofficial Udemy
SnowPro® Core Certification COF-C03 Masterclass Unofficial
MOOC / Non-credit
USD 19.99
CISCO CCNA Campo de entrenamiento Udemy
CISCO CCNA Campo de entrenamiento
Certificate
USD 99.99
Simulado AWS Certified Solutions Architect Professional Udemy
Simulado AWS Certified Solutions Architect Professional
MOOC / Non-credit
USD 34.99
Red Hat Certified System Administrator RHCSA EX-200 v9.x Udemy
Red Hat Certified System Administrator RHCSA EX-200 v9.x
Certificate
USD 29.99
CCNP Data Center 350-601 DCCOR Verified QA Tests 2026 Udemy
CCNP Data Center 350-601 DCCOR Verified QA Tests 2026
Certificate
USD 19.99
AWS Certified Cloud Practitioner Practice Exams 2026 Udemy
AWS Certified Cloud Practitioner Practice Exams 2026
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.