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Technically, the term data is a representation of information whereas information refers the underlying meaning. Does the use of password protect data or information,Does the use encryption protect da
Research three recent information security breaches. Do the main targets seem to be larger or smaller companies? Is there a particular industry that seems predominately targeted? Do you think breaches
Assume that a security model is needed for protection of information in your class. Using the NSTISSC model, examine each of the cells and write a brief statement on how you would address the three co
Why do you think DoS attackers use zombies to attack victims instead of sending attack packets directly to victims? Come up with two reasons.
You are tasked with implementing a rule set for two firewalls protecting your network in a DMZ configuration. Internal computers are running Windows operating systems. In the following table create a
A virus may be coded such that it does not cause any suspicious activity from the program it infects. The longer a virus can remain hidden in the system, the more time the virus has to spread and carr
The Cisco security kernel contains three component technologies: the Interceptor/Packet Analyzer, the Security Verification ENgine (SVEN), and Kernel Proxies
Consider a group of IP routers connected by an ATM overlay network. Assume the IP routers use a distance-vector routing protocol (such as RIP)
Firewalls are used to protect internal network from unwanted traffic. Do you think we need to deploy Intrusion Detection System (IDS) even if we have firewall(s) in place? Justify your answe
MPEG encoded video of 720x480 pixels and frame rate of 30 fps is transmitted over a network.an old workstation is meant to receive and display the video stream.a workstation take 56 milliseconds to de
Go online and look for information about an attack on a government or military information system. Assessment: Write a 5 paragraph essay in APA format with references.
Research current security trends, countermeasures, and threats. What will be the most threatening security issues firms have to deal with within the next five years? Offer an example to support your r
Security is such an important concern that each employee should be required to carry around a token than generates a unique password each time they access the main system. Really? Discuss both sides o
Assume you are responsible for selecting and maintaining your current employerTMs connection to the Internet. Take some time to research routing protocols with the intent of choosing the best routing
Consider the following simple protocol intended to allow an RFID reader to authenticate an RFID tag. The protocol assumes that the tag can store a 32-bit secret key, s, shared with the reader, perform
Assume that Alice shares a secret s with her company's server computer. When Alice is on a trip, she tries to store an important message in the CEO's account directory. This message needn
Consider a graph coloring problem where we have a very large graph G = (V, E), whose vertices are to be colored using 3 distinct colors such that no adjacent node in G has the same color. Suppose that
Security topology covers four primary areas of concern (design goals, security zones, technologies, and business requirements). Describe each area including key topics in each area.
Cyberphobia has been around since 1650 when French bank clerks feared that Pascal's new calculator, the "Pascaline" would replace them.
What can be done to prevent wayward system administrators from simply looking up user passwords in a host machine password file?
Requires logon passwords to be five characters, which may be upper or lower-case letters, the numbers 0 through 9, and the characters $ and %. How many different passwords are there for system #2?
What security features could be provided without changing the mail delivery infrastructure, i.e., by only running special software at the source and destination?
Assume a packet-filter firewall is installed between an enterprise network and the external Internet, for the purpose of protecting users on the enterprise network.
You are the security administrator for a private corporation. Your network hosts a wide range of data from freely distributed Web documents to customer contact lists to financial records to proprietar
Some people suggest using viruses and similar malicious programs in wars between countries. For this scenario, discuss in scholarly detail the logic behind such a proposal and how it could be implemen