Definition
Network Access Control (NAC) is a security approach that enforces policies for devices attempting to connect to a network, verifying identity, health, and compliance before granting appropriate access levels.
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Common questions about Network Access Control (NAC) answered by our security experts.
Related Terms
802.1X Authentication
802.1X is an IEEE standard for port-based network access control that provides an authentication framework for devices connecting to wired or wireless networks, requiring successful authentication before granting network access.
Zero Trust
Zero Trust is a security framework that requires all users, devices, and applications to be verified, authenticated, and continuously validated before being granted access to resources, regardless of whether they are inside or outside the network perimeter.
Network Segmentation
Network Segmentation is the practice of dividing a computer network into smaller subnetworks to improve security by limiting lateral movement, containing breaches, and controlling traffic flow between segments.
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