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Description. Network access control is a computer networking solution that uses a set of protocols to define and implement a policy that describes how to secure access to network nodes by devices when they initially attempt to access the network. [3] NAC might integrate the automatic remediation process (fixing non-compliant nodes before ...
Network Admission Control (NAC) refers to Cisco's version of Network Access Control, which restricts access to the network based on identity or security posture.When a network device (switch, router, wireless access point, DHCP server, etc.) is configured for NAC, it can force user or machine authentication prior to granting access to the network.
Cisco NAC Appliance, formerly Cisco Clean Access (CCA), was a network admission control (NAC) system developed by Cisco Systems designed to produce a secure and clean computer network environment. Originally developed by Perfigo and marketed under the name of Perfigo SmartEnforcer, this network admission control device analyzes systems ...
IEEE 802.1X is an IEEE Standard for port-based network access control (PNAC). It is part of the IEEE 802.1 group of networking protocols. It provides an authentication mechanism to devices wishing to attach to a LAN or WLAN. The standard directly addresses an attack technique called Hardware Addition [1] where an attacker posing as a guest ...
PacketFence. PacketFence is an open-source network access control (NAC) system which provides the following features: registration, detection of abnormal network activities, proactive vulnerability scans, isolation of problematic devices, remediation through a captive portal, 802.1X, wireless integration and User-Agent / DHCP fingerprinting.
[139] [144] Juniper released its first dedicated Network Access Control (NAC) product in late 2005, which was followed by the acquisition of Funk Software for its NAC capabilities for switches. [145] According to a 2006 review in Network World , Juniper's SSG 520 firewall and routing product was "the first serious threat" to competing products ...
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