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  1. What Is Cybersecurity? | IBM

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

  2. What is Cybersecurity? | CISA

    Feb 1, 2021 · Cybersecurity is the art of protecting networks, devices, and data from unauthorized access or criminal use and the practice of ensuring confidentiality, integrity, and availability of …

  3. 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 …

  4. What is cybersecurity? - Cisco

    Cybersecurity is the practice of protecting systems, networks, and programs from digital attacks. These cyberattacks are usually aimed at accessing, changing, or destroying sensitive information; extorting …

  5. 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 information and ensure …

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

    Cybersecurity is the practice of protecting your critical systems, data, and networks from digital attacks. As data has proliferated and more people work and connect from anywhere, bad actors have …

  7. 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 or …

  8. 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 of strategies, …

  9. What is Cybersecurity? Different types of Cybersecurity | Fortinet

    Cybersecurity is the combination of methods, processes, tools, and behaviors that protect computer systems, networks, and data from cyberattacks and unauthorized access. Although deeply rooted in …

  10. 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.