Posted: March 23rd, 2015

CJST 6604/4524 Network Security

CJST 6604/4524 Network Security

The midterm exam will be held in class on March 12th from 6PM to 8PM.  If you cannot make it to class, please make arrangements with me beforehand.
You must select four questions from the list below to answer.  Each question will be worth a total of 25 points.
You may use a total of two sheets of 8.5″ x 11″ paper for your notes to use on the night of the exam.  Notes may be hand written or typed and both sides of the sheets of paper may be used.  NO electronic notes of any kind will be allowed.  Your notes will be checked before you are allowed to begin the exam.  No other items, except for a beverage, may be on your desk during the exam.
The exam will be given on Blackboard.  Please, to not use Internet Explorer as your browser.
Each answer should be a minimum of two paragraphs long.

1) Explain how authentication, access control, and auditing work together to establish defense in layers for a network.
2) Describe the impact of a breach of the CIA triad for a the campus police department at a midsized private university.  Be sure to describe what type of attacks could lead to a CIA triad breach.
3) You have been hired by the Connecticut State Police to replace their current authentication system for the agency’s criminal database .  The old system used a user name and user selected password for authentication.  What type of two-factor authentication would you use and why?  Account for potential problems your new authentication system could face.
4) Explain what the OSI is and the importance that it plays in network security.
5) Describe the network investigation tools that are available online and explain how these tools can be used in a network crime investigation.
6) Describe in detail the problems to investigators caused by the format of digital evidence.

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