Tuesday, November 11, 2008
Worried About Handling those numerous network devices...Wish that you had a single window to control them... Hitch on to NAC
What is Network Access Control?
Network Access Control is a set of protocols used to define how to secure the network nodes prior to the nodes accessing the network.
It is also an approach to computer network security that attempts to unify endpoint security technology (such as antivirus, host intrusion prevention, and vulnerability assessment), user or system authentication and network security enforcement.
Network Access Control (NAC) aims to do exactly what the name implies: control access to a network with policies, including pre-admission endpoint security policy checks and post-admission controls over where users and devices can go on a network and what they can do.
Benefits of Network Access Control
Some of the key benefits are:
• Automatic remediation process i.e fixing non-compliant nodes before allowing access.
• Allowing the seamless integration of network infrastructure such as routers, switches, back office servers and end user computing equipment to ensure the information system is operating securely before interoperability is allowed.
• Mitigation of zero-day attacks
The key value proposition of NAC solutions is the ability to prevent end-stations that lack antivirus, patches, or host intrusion prevention software from accessing the network and placing other computers at risk of cross-contamination of network worms.
• Policy enforcement
NAC solutions allow network operators to define policies, such as the types of computers or roles of users allowed to access areas of the network, and enforce them in switches, routers, and network middleboxes.
• Identity and access management
Where conventional IP networks enforce access policies in terms of IP addresses, NAC environments attempt to do so based on authenticated user identities, at least for user end-stations such as laptops and desktop computers.
To know more on “The options available”, please contact Ms. Leela on (+91) 97314-00693.
Alternatively you could drop in a word at: leela@22by7.in , sigma@22by7.in and we would be glad to touch base with you.
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