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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
QUESTION (a) Describe the difference between static routing and dynamic routing algorithms. (b) List four functions that are performed by the Cisco IOS software during b
Belady's Anomaly Also known FIFO anomaly. Generally, on raising the number of frames given to a process' virtual storage, the program execution is faster, because lesser page
Question: (a) Give 2 benefits of using IPsec. (b) IPSec uses two protocol for security: Authentication Header protocol (AH) and the Encapsulated Security Header Protocol (
BUS TOPOLOGY In a bus topology all devices are attached to a single long cable and any device can send data to any other device. For this function, coordination is needed to d
Internet Protocol IP Gives computer-to-computer communication. Host and receiver addresses are computers. This is also known machine-to-machine communication.
(a) Show four Network Security attacks. How do they compromise security? (b) In what ways do the following devices or services contribute to security: (i) Firewall (ii) In
Question: (a) Draw the waveform for an asynchronous transmission with the following specifications: Character "H", one even parity bit, one start bit, one stop bit, and a b
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Many applications are vulnerable to intrusion attacks and can provide misleading reports about misbehaving nodes. Some of the mechanisms under such a category include the Bayesian
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