Download JNTUA M.Tech 2nd Sem Supply 2018 Feb 9D08205 Cryptography And Network Security Question Paper

Download JNTUA (JNTU Anantapur) M.Tech ( Master of Technology) 2nd Semester Supply 2018 Feb 9D08205 Cryptography And Network Security Previous Question Paper || Download M.Tech 2nd Sem 9D08205 Cryptography And Network Security Question Paper || JNTU Anantapur M.Tech Previous Question Paper

Code: 9D08205


M.Tech II Semester Supplementary Examinations February 2018
CRYPTOGRAPHY & NETWORK SECURITY
(Computer Networks)
(For students admitted in 2012, 2013, 2014, 2015 & 2016 only)

Time: 3 hours Max. Marks: 60

Answer any FIVE questions
All questions carry equal marks
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1 (a)

(b)
What is an attack? List the types of attacks. Briefly describe the
classification of attacks.
Define various mathematical tools for cryptography in details.

2 Explain the process of encryption and decryption in DES (Data
encryption standard) algorithm.

3 (a) Illustrate with an example the process involved in RSA algorithm.
(b) Define digital signature. Explain its role in network security.

4 (a) Define and explain various user authentication protocols.
(b) Give the complete clarity among HMAC and CMAC.

5 (a) Explain the digital signature algorithm with an example.
(b) What is public key infrastructure? How PKI is managed in India?

6 Explain security handshake pitfalls in detail.

7 (a) Explain the operational description of (pretty good privacy) PGP.
(b) Explain X.509 authentication service.

8 (a) Explain the intrusion detection tool audit records.
(b) List and briefly define four techniques used to avoid guessable
password.


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This post was last modified on 31 July 2020