Network Access Control

Definition:

Network Access Control (NAC) is a security solution that restricts unauthorized devices from accessing a network by enforcing security policies, such as verifying user credentials and device health.

Use Cases:

  • Used by organizations to ensure that only authorized devices and users can connect to their internal networks.
  • Employed to enforce compliance with security policies, such as requiring up-to-date antivirus software on all connected devices.

Related Terms:

Questions and Answers:

  • How does NAC improve network security?
    NAC improves security by enforcing strict access controls, ensuring that only authenticated users and secure devices can access the network.

  • What are the key features of a NAC system?
    Key features include identity verification, device health checks, and policy enforcement for users and devices accessing the network.

  • How is NAC used in compliance?
    NAC helps organizations meet compliance standards by ensuring that all devices connected to the network meet specific security requirements, such as patching and antivirus updates.
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