Definition
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.
Frequently Asked Questions
Related Terms
Network Access Control (NAC)
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.
Authentication
Authentication is the process of verifying the identity of a user, device, or system before granting access to resources. It typically involves credentials such as passwords, biometrics, security tokens, or digital certificates.
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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