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  1. What Is Network Access Control (NAC)? - Cisco

    Network access control (NAC) is a security solution that enforces policy on devices that access networks to increase network visibility and reduce risk.

  2. Network access control - Wikipedia

    Network access control (NAC) is an approach to computer security that attempts to unify endpoint security technology (such as antivirus, host intrusion prevention, and vulnerability …

  3. What Is Network Access Control (NAC)? - Fortinet

    Network access control (NAC), also known as network admission control, is the process of restricting unauthorized users and devices from gaining access to a corporate or private network.

  4. What is Network Access Control? - GeeksforGeeks

    Sep 19, 2025 · Network Access Control (NAC) is a security solution that uses a set of protocols to prevent unauthorized users and devices from accessing a private network or to grant restricted …

  5. What is network access control (NAC) and how does it work?

    Jul 26, 2021 · Network access control, also called network admission control, is a method to bolster the security, visibility and access management of a proprietary network. It restricts the …

  6. Why Network Access Control is Important and How to …

    Dec 23, 2024 · Network Access Control (NAC) is an advanced security solution that helps control access to networks by enforcing policies that determine which users & devices are allowed to …

  7. What Is Network Access Control? Definition, Key Components, …

    Jun 18, 2021 · Network access control is defined as an enterprise security solution used to assess, manage, enforce, and optimize security and authentication policies through different …

  8. Network Access Control Solutions | EasyNAC Security

    Deploy plug-and-protect NAC in days. Agentless visibility, zero network changes, instant threat response. Works with any switch or VPN. 95% client retention.

  9. What is Network Access Control? A Complete Guide to NAC

    Oct 7, 2024 · In other words, the short answer to the question, “What is NAC?” is that it’s a solution that authenticates users, authorizes device access, enforces security policies, and …

  10. What is Access Control? Definition, Types & Best Practices

    Access control is a security practice that determines who is allowed in, what they can see, and what actions they're permitted to take. It protects systems, data, and physical spaces by …