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QUESTION
(a) Consider the following authentication options
A. Using password
B. Using pin and fingerprint
Which option A or B provides stronger security and why?
(b) Give one example of a strong password. Why should passwords be strong?
(c) Give two examples of centralized access control systems
(d) How can network datagrams (packets) be protected at the network layer?
(e) Does SSL protect against eavesdropping? Does SSL protect against traffic analysis? Justify your answer
(f) Name three SSL protocol from the SSL protocol stack
(g) Distinguish between the session and connection concept in SSL
CSMA/CA Wireless needs collision avoid ness rather than collision checking. Transmitting computer puts very short codes to receiver. Receiver responds with short message getti
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Problem (a) Distinguish between passive and active attacks. (b) Give two reasons why it is important to organise security awareness programs for users. (c) Describe how
COLLISION DETECTION The signals from two devices will interfere with each other and the overlapping of frames is known a collision. It does not cause to the hardware but data
define cryptography
Question : (a) "Pulse Code Modulation (PCM), as used in telephony, samples a signal at 8 kHz using 256 quantization levels". Outline how this scheme works with the help of ske
BALANCING SECURITY AND ACCESS Even with best planning and implementation, it is impossible to obtain perfect security, that is, it is a process, not an absolute. Security should
Question: (a) Explain the following terms: Information Communication Technology, Operating System and Application Software. (b) Define what a computer is, give four anatomi
Base lining • Organizations do not have any contact to each other • No two organizations are identical to each other • The best practices are a moving target • K
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