Reference no: EM131956550
Task 1: Review Questions
Anwers the following questions on a separate sheet during lectue and submit. Students should perform this task individually.
1. List ways in which secret keys can be distributed to two communicating parties.
2. What is the difference between a session key and a master key?
3. What is a key distribution center?
4. What entities constitute a full-service Kerberos environment?
5. In the context of Kerberos, what is a realm?
6. What are the principal differences between version 4 and version 5 of Kerberos?
7. What is a nonce?
8. What are two different uses of public-key cryptography related to key distribution?
9. What are the essential ingredients of a public-key directory?
10. What is a public-key certificate?
11. What are the requirements for the use of a public-key certificate scheme?
12. What is the purpose of the X.509 standard?
13. What is a chain of certificates?
14. How is an X.509 certificate revoked?
Task 2: Problems
Anwers the following questions on a separate sheet during lectuer and submit. Students should perform the steps in this task individually.
1. A salesperson at a high-end computer security firm wants to sell you a protective cover for your passport, which contains an RFID tag inside storing your sensitive information. The salesperson's solution costs \only" $79.99 and protects your passport from being read via radio waves while it is in your pocket. Explain how you can achieve the same thing for under $3.00.
2. What are the types of tickets and servers used in Kerberos?
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Examining how much will your collection be worth
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Calculating the capital structure weights
: Common shares of App Invent Inc. have a beta of 0.9.The market risk premium is 8 percent, and T-bills are currently yielding 1 percent.
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What is the market rate of return on the stock
: The common stock of Eddie's Engines, Inc. sells for $27.81 a share. The stock is expected to pay $2.70 per share next year.
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What are the types of tickets and servers used in kerberos
: ITNE 2002 - Key Distribution and User Authentication - Explain how you can achieve the same thing - What are the types of tickets and servers used in Kerberos
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What is bcci cost of equity capital
: The common stock of Buildwell Conservation & Construction Inc. (BCCI) has a beta of .9. The Treasury bill rate is 4%, and the market risk premium is estimated.
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Calculate the earnings after taxes
: Colter Steel has $5,100,000 in assets. Temporary current assets $ 2,200,000 Permanent current assets 1,560,000 Fixed assets 1,340,000 Total assets $ 5,100,000.
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