August 1999
SC223 : COMPUTER SECURITY

QUESTION 1 (Compulsory)

Total Marks: 20 Marks

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SUGGESTED SOLUTIONS
for Question 1

(a) Explain the characteristics of computer intrusion.

 

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(b) Explain briefly the purpose of a public key protocol.

 

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(c) Identify any two major goals of legal issues in computer security.

 

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(d) Name the two basic methods by which a system can provide security.

 

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(e) Identify and explain any two categories of vulnerabilities in PC security.

 

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(f) List three advantages and one disadvantage of conducting a disaster simulation.

 

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(g) List and explain the different forms of non-repudiation services provided in networks.

 

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