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21st November 2015, 12:09 PM
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Re: Question Bank For Web Technology For Anna University

Anna University is a technical university in Tamil Nadu, India. It was established on 4 September 1978. The main university campus in located in Guindy, Chennai.

Anna University CSE 6th Semester Web Technology question paper

IT 1352 - Cryptography And Network Security

PART A -(10*2=20 marks)

1.What is avalanche effect?

2.What are the types of attacks on encrypted message?

3.Find gcd(56,86) using Euclid's Algorithm.

4.Why Elliptic Curve Cryptography is considered to be better than RSA?

5.What is masquerading?

6.Define weak collision property of a hash function.

7.What is x.509 standard?

8.Give IPSEC ESP format.

9.What are honey pots?

10.List down the four phases of virus.

PART B - (5*16=80 marks)

11. (a) Discuss in detail encryption and decryption process of AES. [16]

(OR)

(b)(i) Briefly explain design principles of block cipher. [8]
(ii)Discuss in detail block cipher modes of operation. [8]

12. (a)(i) Discuss in detail RSA algorithm,highlighting its computational aspects and security. [10]
(ii)Perform decryption and encryption using RSA algorithm with p=3;q=11;e=7 and N=5. [6]

(OR)

(b) Briefly explain Diffie Hellman Key exchange with an example. [16]

13. (a)(i) Explain authentication functions in detail. [10]
(ii)What is meant by message digest? Give an example. [6]

(OR)

(b)(i) Briefly explain Digital Signature algorithm [8]
(ii)Discuss clearly Secure Hash Algorithm [8]

14. (a)(i) What is kerberos? Explain how it provides authenticated service? [12]
(ii)Explain the architecture of IPSEC. [4]

(OR)

(b)(i) Explain handshake protocol actions of SSL. [4]
(ii)Discuss in detail secure electronic transaction.[12]

15. (a)(i) Explain firewalls and how they prevent intrusions. [12]
(ii)Explain the concept of reference monitor. [4]

(OR)

(b)(i) Define intrusion detection and the different types of detection mechanisms in detail. [10]
(ii)Comment on password selection strategies and their significance. [6]

Contact address

Anna University
University
Sardar Patel Road, Guindy, Chennai, Tamil Nadu 600025


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