Download AKTU B-Tech 7th Sem 2016-2017 NIT 701 Cryptographic And Network Security Question Paper

Download AKTU (Dr. A.P.J. Abdul Kalam Technical University (AKTU), formerly Uttar Pradesh Technical University (UPTU) B-Tech 7th Semester (Seventh Semester) 2016-2017 NIT 701 Cryptographic And Network Security Question Paper

Printed Pages: 3 V NIT?701
(Following Paper ID and Roll No. to be ?lled in your
Answer Books)
Paper ll) : 228995] R011 Nd.
B.TECH. .
' Regular Theory Examination (Odd Sem - VII), 2016-17
CRYPTOGRAPHIC AN D NETWORK
SECURITY
Time : 3 Hours , V 4 Max. Marks : 100
Note : Attempt all Sections. If required any missing data; then
choose?suitably.
SECTION -A
1. Attempt all questions in brief. ' (10X2=20)
a) What are the different security attacks
b) Explain ?eld with example
c) What is message authentication code
d) Explain Intrusion detection. '
e) Differentiate between virus and ?rewalls
f) Explain email security
g) Differentiate between public key and private key
h) What are the different security mechanism 1
i) What is Kerberos
j) What is IP security.
701/12/2016/12,660 (1) v [P.T.O.

NIT?701
SECTION - B
Attempt any three of the following : (3X10=30)
a) i) What is Ideal Block Cipher
ii) Explain Shannon Principle of confusion and
Diffusion
b) Explain Chinese remainder theorem with example
0) Discuss the basic use of Message authentication
code with suitable diagrams.
(1) Explain Dif?e - Hellman key Exchange
e) What are the different security threats. What is
Firewall '
SECTION - C
Attempt any one part of the following : (1 X10=10)
I a) Explain-DES with diagram.
b) Explain different block cipher mode of operation
Attempt any one part of the following : (1 X 10=10)
a) State and prove Euler theorem.
b) Explain RSA using example
Attempt any one part of the following : (1 X 10=10)
a) Write the Objective of HMAC. Describe the HMAC
algorithm.
b) Explain Elgamal Digital signature scheme.
701/12/2016/12,660 (2)
NIT?7 01
Attempt any one part of the following : (1 X10=10)
a) Explain PGP and S/MIME
b) Explain X509 in detail.
Attempt any one part of the following : , (1 X10=10)
a) Explain the ESP format. What is anti replay service.
b) Discuss Secure Electronic Transaction (SET)
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