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 Security+ V7 (SY0-701) Practice Test latest 2025 Udemy
CompTIA Security+ V7 (SY0-701) Practice Test latest 2025
MOOC / Non-credit
USD 24.99
AWS Certified Cloud Practitioner (CLF-C01) Practice Tests Udemy
AWS Certified Cloud Practitioner (CLF-C01) Practice Tests
MOOC / Non-credit
USD 19.99
CCNP Service Provider Practice Exam Tests/Questions *2025* Udemy
CCNP Service Provider Practice Exam Tests/Questions *2025*
MOOC / Non-credit
USD 19.99
CompTIA Linux+ XK0-005 Practice Tests 2026 | V7 & PBQs Udemy
CompTIA Linux+ XK0-005 Practice Tests 2026 | V7 & PBQs
Certificate
USD 29.99
AWS Certified Solutions Architect Associate [Practice 2021] Udemy
AWS Certified Solutions Architect Associate [Practice 2021]
Certificate
USD 199.99
Complete CompTIA A+ Core2: From Zero to Certified Udemy
Complete CompTIA A+ Core2: From Zero to Certified
Certificate
USD 39.99
Examen CCNA - Certificación Cisco CCNA Udemy
Examen CCNA - Certificación Cisco CCNA
Certificate
USD 19.99
【SOA-C02対応】AWS認定 SysOpsアドミニストレーター アソシエイト 模擬問題集【5回+α 計365問】 Udemy
【SOA-C02対応】AWS認定 SysOpsアドミニストレーター アソシエイト 模擬問題集【5回+α 計365問】
Certificate
USD 19.99
CompTIA A+ Core 1 (220-1201) Udemy
CompTIA A+ Core 1 (220-1201)
Certificate
USD 149.99
OCI 2026: Foundations Associate (1Z0-1085-25) Prep Guide Udemy
OCI 2026: Foundations Associate (1Z0-1085-25) Prep Guide
Certificate
USD 19.99
CompTIA Server+ (SK0-005) Exam Practice Test With PBQs 2026 Udemy
CompTIA Server+ (SK0-005) Exam Practice Test With PBQs 2026
MOOC / Non-credit
USD 19.99
Ultimate AWS Cloudops Engineer Practice Exams 2026 Udemy
Ultimate AWS Cloudops Engineer Practice Exams 2026
Certificate
USD 59.99
【SOA-C02 - 最新シラバス】AWS認定 SysOpsアドミニストレーター アソシエイト 模擬問題集 Udemy
【SOA-C02 - 最新シラバス】AWS認定 SysOpsアドミニストレーター アソシエイト 模擬問題集
MOOC / Non-credit
USD 19.99
AWS Certified Database Specialty Practice Test 2025 Udemy
AWS Certified Database Specialty Practice Test 2025
Certificate
USD 19.99
【徹底対策 570問】AWS認定資格 AIプラクティショナー本番模試+カテゴリ別問題集 / ALF-01 対応【最新】 Udemy
【徹底対策 570問】AWS認定資格 AIプラクティショナー本番模試+カテゴリ別問題集 / ALF-01 対応【最新】
MOOC / Non-credit
USD 19.99
CompTIA A+ Core 1 Core 2 Exam Prep 2026 220-1201 & 220-1202! Udemy
CompTIA A+ Core 1 Core 2 Exam Prep 2026 220-1201 & 220-1202!
Certificate
USD 19.99
300-720 300-725 300-730 300-735 CCNP Security Practice Test Udemy
300-720 300-725 300-730 300-735 CCNP Security Practice Test
Certificate
USD 34.99
UPDATED CompTIA A+ Exam 220-1101/220-1102 - Practice Tests Udemy
UPDATED CompTIA A+ Exam 220-1101/220-1102 - Practice Tests
MOOC / Non-credit
USD 19.99
KCNA Exam Prep: 6 Practice Tests with Expert Support 2026 Udemy
KCNA Exam Prep: 6 Practice Tests with Expert Support 2026
Certificate
USD 24.99
Cisco 300-415 ENSDWI 300-420 ENSLD 300-425 ENWLSD Tests 2026 Udemy
Cisco 300-415 ENSDWI 300-420 ENSLD 300-425 ENWLSD Tests 2026
Certificate
USD 19.99
CompTIA Security+ | Security Plus | (SY0-601) Certification Udemy
CompTIA Security+ | Security Plus | (SY0-601) Certification
Certificate
USD 19.99
CompTIA Advanced Security Practitioner (CASP) Udemy
CompTIA Advanced Security Practitioner (CASP)
Certificate
USD 199.99
Cisco Certified Network Associate (CCNA) 200-301 v1.1 *NEW* Udemy
Cisco Certified Network Associate (CCNA) 200-301 v1.1 *NEW*
Bootcamp
USD 19.99
Cisco (350-701) Certified CCNP Security SCOR Exam : 2026 Udemy
Cisco (350-701) Certified CCNP Security SCOR Exam : 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.