CS50’s Introduction to Cybersecurity | Free OpenCourseWare Course
Program

CS50’s Introduction to Cybersecurity | Free OpenCourseWare Course

Apr 1, 2026

Program: CS50’s Introduction to Cybersecurity
Format: OpenCourseWare
Access: Free via OpenCourseWare
Duration: Five weeks of material
Audience: Technical and non-technical audiences
Certificate Option: Verified certificate available via edX

CS50’s Introduction to Cybersecurity is a free OpenCourseWare course designed for both technical and non-technical learners. The course focuses on how to secure accounts, data, systems, and software against current threats while also helping learners recognize and evaluate future ones. It also introduces privacy, risk, rewards, costs, benefits, and the trade-off between cybersecurity and usability.

Program Overview

The course presents both high-level and low-level examples of threats so that students can understand them from a technical perspective. The source also notes that the assignments are inspired by real-world events.

How the Course Works

To take the course through OpenCourseWare, learners work through five weeks of material. For each week, the workflow is to watch the lecture and then submit the assignment. After completing the weekly work, learners then submit the final project.

Application Process

• The course can be taken for free via OpenCourseWare
• To submit assignments and the final project for feedback, learners need to create an edX account
• Questions can be asked through the course’s communities

Certificate and Credit Options

✓ Learners interested in a verified certificate can enroll through edX
✓ Learners interested in transfer credit and accreditation can register through Harvard Extension School
✓ Learners interested in transfer credit and accreditation can also register through Harvard Summer School

Apply Here

CS50’s Introduction to Cybersecurity

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