Free
Course

Introduction to Cybersecurity

Learn about the fast-growing field of cybersecurity and how to protect your data and information from digital attacks.

4.46 out of 5 stars
141,252 learners enrolled
  • Skill level

    Beginner
  • Time to complete

    Average based on combined completion rates — individual pacing in lessons, projects, and quizzes may vary
    3 hours
  • Certificate of completion

    Included with paid plans
  • Prerequisites

    None

About this course

Cybersecurity involves everyone and every entity — from you and your neighbors to organizations and companies to governments. It’s considered a fundamental necessity, and in this introduction to cybersecurity course, you’ll learn how to protect yourself and others from online attacks. This is a great starting point for anyone interested in learning cybersecurity but not sure where to start.

Syllabus

2 lessons • 1 projects • 3 quizzes
  • Certificate of completion available with Plus or Pro

    Earn a certificate of completion and showcase your accomplishment on your resume or LinkedIn.

The platform

Hands-on learning

Animated GIF of an AI provided error explanation within Codecademy's learning environment
An AI-generated hint within the instructions of a Codecademy project
Animated GIF of Codecademy's Job Readiness Checker tool generating a compatibility report for a senior software engineer role
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A fill-in-the-blank JavaScript question in a Codecademy assessment
Meet the creator of the course
Sarai Fernandez
Computer Science Domain Manager at Codecademy
Sarai is the Computer Science Domain Manager at Codecademy. Sarai has a B.S. in Symbolic Systems with a Human Computer Interaction Concentration from Stanford University. While much of her technical knowledge comes from the courses she took in college, she learned Python from Codecademy!

Earn a certificate of completion

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  • Show proofReceive a certificate that demonstrates you've completed a course or path.
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Introduction to Cybersecurity course ratings and reviews

4.46 out of 5 stars
2,859 ratings
  1. 5 stars
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  5. 1 star
  • Personally, cyber security is an interesting course. Codecademy made it more interesting with how various concepts are detailed and explained. Thank you for kick starting my passion in Cyber Security. #Safe Digital Environment
    Vincent O.
    Verified Learner
  • I appreciate the amount of references, links and simplicity of explanation which makes this course not just easy to understand but also engaging as well. Excellent course!
    K. H.
    Verified Learner
  • This course is very informative to people who want to dip their toes or brush up on the building blocks of cyber security. Thoroughly easy to understand, full of resources to dive deeper and see how it works in today's world.
    Karl F.
    Verified Learner

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  • Practice Projects

    Guided projects that help you solidify the skills and concepts you're learning.
  • Assessments

    Auto-graded quizzes and immediate feedback help you reinforce your skills as you learn.
  • Certificate of Completion

    Earn a document to prove you've completed a course or path that you can share with your network.