Cyber Security 101 - Introduction
- Free
- No certificate
- Beginner
- 54 min
A brisk orientation to cyber security for people with no technical background. Its 30 short video lectures, grouped into eight sections and totalling about 55 minutes, move from the foundations of the field to the types of cyber attack, the types of cyber threat and the actors behind them, then to recommended everyday security practices, and finish with an overview of the job roles that make up the profession. The instructor, AbdulAzeez Mustapha, designed it for entry-level beginners who want to decide whether to pursue the subject further.
No prior experience is required. Lectures are in English with auto-generated captions and were last updated in April 2025. The course is free to enrol in; as a free Udemy course it comes without a certificate of completion or instructor Q&A and may include ads.
What you’ll learn
- Explain the foundations of cyber security
- Distinguish the main types of cyber attack, cyber threat and threat actor
- Apply recommended everyday security practices
- Describe the common job roles in the field
Who it’s for
Someone weighing up a move into security who wants the landscape and the job titles explained in under an hour; readers wanting hands-on tools should look elsewhere.
Instructor
- AbdulAzeez Mustapha
Course details
- Includes
- 8 modules · 30 lessons
On udemy.com
Rated 4.1 out of 5 by 46 learners; 1,604 enrolled, as shown on the course page on 20 Oct 2026. These are udemy.com’s own figures, not ours.
Source: Udemy (opens in a new tab) · Verified · Report a change
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