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  1. What is network security? - Cisco

    What is network security? Network security is the protection of the underlying networking infrastructure from unauthorized access, misuse, or theft. It involves creating a secure …

  2. Network security - Wikipedia

    Network security involves the authorization of access to data in a network, which is controlled by the network administrator. Users choose or are assigned an ID and password or other …

  3. What is network security? - IBM

    What is network security? Network security is a field of cybersecurity that’s focused on protecting computer networks and communication systems from internal and external cyberthreats and …

  4. What Is Network Security? Definition and Types | Fortinet

    Network security protects organizations' data, employees, and customers from various attacks. Discover the types of network security and how it can help secure your networks.

  5. What is Network Security? - GeeksforGeeks

    4 days ago · Network security protects networks and the data they carry from unauthorized access, misuse, and cyberattacks. It ensures systems remain confidential, available, and …

  6. What is Network Security? Types & Best Practices | CrowdStrike

    What is network security? Network security refers to the tools, technologies and processes that protect an organization’s network and critical infrastructure from unauthorized use, …

  7. What Is Network Security? Definition and Security Concepts

    Oct 15, 2025 · Network security encompasses a set of hardware and software solutions designed to prevent unauthorized users from accessing a network and its resources. The goal of …

  8. What Is Network Security? Definition, Types, and Best Practices …

    So, what exactly is Network Security? Network security is not just a single concept. It encompasses measures, technologies, and processes that are designed to protect the …

  9. What is Network Security? Definition, How It Works & Best …

    May 13, 2025 · Network security refers to the practices, technologies, and policies designed to protect an organization’s digital networks from unauthorized access, cyber threats, and …

  10. Network Security: Definition, Explanation, and Use Cases

    Network security is a critical aspect of cybersecurity that focuses on protecting a network and its components from unauthorized access, misuse, malfunction, destruction, or improper disclosure.