Introduction to Cybersecurity

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

4.37 out of 5 stars
Try course
89,862 learners enrolled
  • Skill level

  • Time to complete

    Approx. 6 hours
  • Certificate of completion

    Included with paid plans
  • Prerequisites


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.


2 lessons • 1 projects • 3 quizzes
The platform

Hands-on learning

Don’t just watch or read about someone else coding — write your own code live in our online, interactive platform. You’ll even get AI-driven recommendations on what you need to review to help keep you on track.
Animated demonstration of running code in Codecademy's learning environment
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!

Introduction to Cybersecurity course ratings and reviews

4.37 out of 5 stars
3,117 ratings
  1. 5 stars
  2. 4 stars
  3. 3 stars
  4. 2 stars
  5. 1 star
  • Excellent course for anybody who is interested in cybersecurity but doesn't know which area to explore.
    Hugo M.
    Verified Learner
  • Great knowledge about cybersecurity in general with some good in-depth areas and a lot of links to articles about different topics further knowledge if you desire to know more about the topic you're reading about at that point.
    Tyler A.
    Verified Learner
  • This was such a wonderful, simplified introduction to cybersecurity. Granted the content itself is very complex and does require consistent exposure and education, this was written in a concise manner that was mostly easy to follow.
    Brandon J.
    Verified Learner

Our learners work at

  • Google Logo
  • Meta Logo
  • Apple Logo
  • EA Logo
  • Amazon Logo
  • IBM Logo
  • Microsoft Logo
  • Reddit Logo
  • Spotify Logo
  • Uber Logo
  • YouTube Logo
  • Instagram Logo

Unlock additional features with a paid plan

  • 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.

Join over 50 million learners and start Introduction to Cybersecurity today!

Try course