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Question:
(a) Which of the following is not a goal of security:
i) detection ii) prevention iii) recovery iv) prosecution
(b) You are an honest student. One day you receive a letter from the University requiring you to see the IT manager about a serious security break-in which you appear to have been involved in. You've never done anything like this. What could be happening here, and how could you have become implicated?
(c) Give one example of a Packet Sniffer tool that can be used for eavesdropping. What is the aim of an attacker in using a packet sniffing?
(d) Give two differences between a hacker and a cracker.
(e) What is buffer overflow? What type of attack is it? How do you prevent it?
(f) Your help desk has informed you that they received an urgent call from the vice president last night requesting his logon ID and password. What type of attack is this?
(g) A hacker located at IP address 12.8.0.1 wants to launch a Smurf attack on a victim machine located at IP address 129.74.15.12 utilizing a third-party network located at 141.190.0.0/16. What would be the source and destination IP address on the single packet the hacker transmits?
Normal 0 false false false EN-US X-NONE X-NONE
PARITY BIT: A parity bit is an extra bit transmitted with data item select to give the resulting bit odd or even parity. For example an even parity data packet 10100001 has p
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Question 1: (a) (i) Radio waves are subject to several propagation problems. Name any three of them. (ii) A Wi-Fi receiver requires a signal power of 50mW to operate correc
Question: a) Give two reasons why the building-block approach is favoured to the traditional network design approach. b) With reference to network monitoring parameters, dis
(a) What is a pseudorandom generator? Give an example describing how it works. (b) Explain the key components of a wireless network and their purpose. (c) Describe the authen
QUESTION: (a) For the bit stream 010011, sketch the waveforms for each of the code indicated. Assume that the signal level for a space in NRZ-L is positive; the signal level f
IDS RESPONSE BEHAVIOR Once IDS detects an anomalous network situation, it has a number of options. IDS responses to external stimulation can be classified as active or passive.
Problem: (a) What is the minimum length of a password that could be considered to be "strong" in the context of today's computing power? (b) The security of a PIN system,
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