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MCSE-302(C)
M.E./M.Tech., III Semester
Examination, November 2023
Network Security
(Elective-II)
Time : Three Hours
Maximum Marks : 70
Note: i) Attempt any five questions.
ii) All questions carry equal marks.
What is Conventional Encryption Model? Explain its advantage.
Explain Block Cipher Principles.
What is Public Key Cryptography? Explain RSA Algorithm.
Explain the following:
i) Elliptic Curve Cryptography
ii) Hash Functions
Describe the advantages and disadvantages of Symmetric and Asymmetric key Cryptography.
Explain MD5 with suitable example.
Why is SHA more secure than MD5? Justify your answer.
Explain IP Security. Define its working. Explain its necessity in current online atmosphere.
Write short notes on two of the following:
i) Viruses and its working.
ii) Worms
iii) Trusted System