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  1. What is Cybersecurity? - CISA

    What is cybersecurity? Cybersecurity is the art of protecting networks, devices, and data from unauthorized access or criminal use and the practice of ensuring confidentiality, integrity, and …

  2. 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, …

  3. What is Cybersecurity? - Kaspersky

    Cybersecurity is the practice of defending computers, servers, mobile devices, electronic systems, networks, and data from malicious attacks. It's also known as information technology security …

  4. What is Cyber Security? - GeeksforGeeks

    Jul 26, 2025 · Cybersecurity is the practice of protecting digital devices, networks, and sensitive data from cyber threats such as hacking, malware, and phishing attacks." It involves a range …

  5. What is cybersecurity? - Cisco

    Cybersecurity is the convergence of people, processes, and technology that combine to protect organizations, individuals, or networks from digital attacks.

  6. What Is Cybersecurity? | Definition from TechTarget

    Jul 15, 2025 · Cybersecurity is the practice of protecting systems, networks and data from digital threats. It involves strategies, tools and frameworks designed to safeguard sensitive …

  7. What is Cybersecurity? Key Concepts Explained | Microsoft Security

    Cybersecurity is the prevention and protection against cyberattacks targeting computer systems and networks. Learn more about cybersecurity best practices and solutions.

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

    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 …

  9. What is cyber security? | Threats and best practices | Cloudflare

    What is cyber security? Cyber security is the practice of protecting networks, applications, confidential or sensitive data, and users from cyber attacks.

  10. CYBERSECURITY Definition & Meaning - Merriam-Webster

    The meaning of CYBERSECURITY is measures taken to protect a computer or computer system (as on the Internet) against unauthorized access or attack.