Port based network access control. CIS3500 Exam 2 Flashcards 2019-01-15

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What is 802.1x Network Access Control?

port based network access control

Receiving end uses these sub-bits to reassemble the signal into the original data format. Takes total amount of bandwidth spectrum and splits it into smaller sub channels. Firewall technology that makes access decisions based upon network-level protocol header values. After a break-in at your company, the board decides to transition your role from Director of Information Security to Chief Security Officer. Your coworker has just run to the printer to retrieve a piece of paper and is now getting ready to run out the door. When you connect to the port using Telnet, all you see is a prompt that looks like.

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CIS3500 Exam 2 Flashcards

port based network access control

Combine functionality of repeater and bridge into one device. Each time you try, you get a nonstandard error message indicating the query has been terminated. Works at Data Link Layer. In contrast the inline solutions can be single-box solutions which act as internal firewalls for and enforce the policy. The document identifies any proposed changes to the text that have arisen as a consequence of maintenance activity. The deployment of a firewall as an all-encompassing primary gateway security solution.


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security

port based network access control

You can configure a switch to act as a supplicant to another switch by configuring the edge switch as a supplicant. Dispersion affects this cable type. At the end of the e-mail was a link that would allow them to enter the name they wanted to be placed on the award they would receive. Works at Transport and Session Layers. Last status: 0 Last modified by jlm, at 11:05am on Wed, 23 May 2008.

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security

port based network access control

What type of social engineering principle might be in use here? When you scan the server, a large number of open ports respond. The protocols look at more variables than just hops between destinations. Known as stateless inspection because device does not understand the context of the packet. The organization already has a policy against this, but it doesn't seem to help. Which of the following mitigation techniques might help with this situation? What type of social engineering principle is at work in this case? If missing patches or available updates are detected, the client is immediately moved to a quarantine network.

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security

port based network access control

The main drawbacks of the client are that it does not provide comprehensible and extensive user documentation and the fact that most Linux vendors do not provide a package for it. A hotfix is available to correct this. After you run the program, the screen flashes and all the programs you had open close, but you are now able to install the new software. As a stopgap until these enhancements are widely implemented, some vendors have extended the 802. Firewall that understand the context of information.

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IEEE 802.1: 802.1X

port based network access control

Many managed Ethernet switches offer options for this. He then asks each person a series of questions about where they work, what they do, how long they've been with the company, and so on. Your boss just read an article about how companies are setting up fake websites to trick attackers into focusing on the fake websites instead of the actual production systems. Unsourced material may be challenged and removed. This allows administrators to most appropriately balance the need for security against the goal of keeping workers productive. Traffic headed toward the internal network then goes through two firewalls. The web page states that you have only 30 seconds to begin the survey before the offer expires.

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P802.1Xck: Port

port based network access control

Contention and collisions are not issues with a switch. What is your boss really asking you to set up? You've tested this thoroughly by hand but cannot validate the finding. Sometimes also for authorization, e. Provides fault tolerance by offering a second counter-rotating fiber ring. High costs for virus removal and repair of the network are to bear, and even higher costs by the loss of production and damage to your public image. That's a lot of questions, so let's take them one by one. Only uses a portion of the available bandwidth.

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CIS3500 Exam 2 Flashcards

port based network access control

In summary, the flaw stems from the fact that 802. The main reason for this problem is that the malware gets introduced on your network behind the firewall by an unsecured computer or memory stick. Users can access same channels at various times. The virus spreads through the corporate network rapidly. Usually there are hardly any security measures against internal attacks. Granular access controls and configuration Easy to deploy Can only protect small number of protocol types, thus not an infrastructure solution. Key size Select the key size for self-enrolled certificates 1024, 2048, or 4096 bits.


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