Download Implementing NAP and NAC security technologies : the by Daniel V. Hoffman PDF

By Daniel V. Hoffman

This advisor offers real-world hacking eventualities besides whole implementation counsel for the precise NAP/NAC answer, so that you can comprehend which resolution makes the main experience established upon the main customary dangers on your setting. keep on with the particular steps hackers take to accomplish particular exploits, make certain which defense suggestions will cease the exploits from occurring, and examine all in regards to the usual parts of any NAP/NAC resolution. through studying to investigate a safety posture, set regulations for machine research, and speak with the gadget, you?ll be capable to take motion.

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Extra info for Implementing NAP and NAC security technologies : the complete guide to network access control

Example text

That is a very weak stance, or excuse, and let me just say that I’m glad I don’t work for one of those companies. That notwithstanding, IT professionals truly need to get buy-off on this question before they pull the trigger and start implementing a NAC/NAP solution. Otherwise, all the efforts put into the solution will be for nothing, because the company doesn’t possess the strength to implement a meaningful solution. Patch Analysis Best Practices There are some best practices around patch analysis that need to be discussed.

Analyzing the Security Posture It would be pointless to have a NAC/NAP solution that treated every device exactly the same way. For example, if the goal was to restrict every device from a network, there are certainly ways to globally lock everybody out, though what would be the point of having a network where no one connected? The same is true for letting all devices onto a network. You would simply let them all on and not really need any type of NAC/NAP solution. The element needed is knowledge to make a decision on whether or not the security posture of a particular device that is attempting to gain access is sufficient enough to allow that access.

If those criteria are not met, then don’t allow the device onto the network, or restrict the device in some manner. Commonly, you will see Pre-Admission NAC in the following solutions: Microsoft NAP Cisco NAC Mobile NAC IPSec VPN concentrators SSL VPN concentrators Figure 1-1 shows a graphical representation of Pre-Admission NAC. 13 14 Chapter 1 ■ Understanding Terms and Technologies Device is assessed by NAC Infrastructure prior to allowing admission to the network. Device Requesting Access NAC Infrastructure Corporate Network Figure 1-1 Pre-Admission NAC example Post-Admission NAC Post-Admission NAC differs from Pre-Admission as it relates to the point at which assessment takes place.

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