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Learn cyber security online, hands-on

20 courses, 15 free tools, a Cyber Range, a weekly bug bounty and mock exams, from complete beginner to advanced.

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HighlightsStart learning free
  • Beginner to advanced
  • Free to start
  • Certificates
  • Career paths
  • Made in India
Start now โ†’

Start here if you're new

  1. Take the free 5-minute Cyber Readiness Test.
  2. Begin with Security Foundations & GRC and Network Security.
  3. Practise with the free tools and the Cyber Range.
  4. Pick a career path and earn certificates as you go.

Career paths

All courses

Frequently asked questions

Can I learn cyber security for free?

Yes. Foundation courses, tools, the weekly bug bounty and short mock exams are free. Pro adds advanced courses, all simulations and verified certificates.

Which certification should I start with?

Most beginners start with CompTIA Security+. Each NERvE course shows which certifications it maps to.