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  1. Introduction to Cybersecurity by Cisco: Free Online Course

    Learn cybersecurity basics to protect your personal digital life and the biggest security challenges companies face today.

  2. Introduction to Cyber Security | Coursera

    This course introduces a series of advanced and current topics in cyber security, many of which are especially relevant in modern enterprise and infrastructure settings.

  3. Cyber Security Tutorial - GeeksforGeeks

    Sep 3, 2025 · This Cyber Security Tutorial has provided you with the basics to protect your digital assets. By understanding threats and using the right defenses, you can keep your data and systems …

  4. Introduction to Cybersecurity | Cisco U. Course

    May 30, 2025 · Explore the exciting field of cybersecurity and why cybersecurity is a future-proof career. This introductory course takes you inside the world of cybersecurity.

  5. What is Cybersecurity? - Simplilearn

    Jun 19, 2025 · In this introduction to Cyber Security, you will learn how Cyber Security works, why it’s needed, what Cyber Security experts do to protect data, and how to become one.

  6. What Is Cybersecurity | Types and Threats Defined - CompTIA

    Mar 5, 2025 · Cybersecurity involves any activities, people, and technology your organization uses to avoid security incidents, data breaches, or loss of critical systems. It’s how you protect your business …

  7. Introduction to Cybersecurity - Codecademy

    Learn about the fast-growing field of cybersecurity and how to protect your data and information from digital attacks. Cybersecurity involves everyone and every entity — from you and your neighbors to …

  8. HarvardX: CS50's Introduction to Cybersecurity | edX

    An introduction to cybersecurity for technical and non-technical audiences alike.

  9. CS50’s Introduction to Cybersecurity - Harvard Online

    Oct 1, 2023 · This is CS50's introduction to cybersecurity for technical and non-technical audiences alike. Learn how to protect your own data, devices, and systems from today's threats and how to …

  10. Introduction to Cybersecurity - Udacity

    Aug 11, 2025 · Take Udacity's new Introduction to Cybersecurity online course and learn the basics of cyber security including how to evaluate and monitor the security of computer systems.

  11. What is cybersecurity? - IBM

    What is cybersecurity? Cybersecurity is the practice of protecting people, systems and data from cyberattacks by using various technologies, processes and policies. At the enterprise level, …