Total no. of Questions: 8] SEAT No.
[Total No. of Pages: 2]
Prelim Exam
T.E. (Artificial Intelligence and Machine Learning)
INFORMATION SECURITY
(2019 Pattern) (Semester - I) (318545C) (Elective - I)
Time : 2½ Hours] [Max. Marks : 70
Instructions to the candidates :
1) Answer Q.1 or Q.2, Q.3 or Q.4, Q.5 or Q.6, Q.7or Q.8
2) Neat diagrams must be drawn wherever necessary.
3) Figures to the right side indicate full marks.
4) Assume suitable data if necessary.
Q1) a) Explain in detail key management with suitable example. [6]
b) What is the Chinese remainder theorem & how is it used in public key cryptography? [6]
c) Write a note on Diffie-Hellman key exchange. [6]
OR
Q2) a) Explain in detail Elliptic Curve Cryptography. [6]
b) What are the different types of Cryptography? Explain Public Key Cryptography in detail.
[6]
c) How do Fermat and Euler theorems contribute to the RSA algorithm? [6]
Q3) a) Explain Secure Hash Algorithm (SHA) in detail. [6]
b) Explain in Web Security issues. [6]
c) How are digital signatures used to verify the authenticity of digital documents? [5]
P.T.O.
OR
Q4) a) Discuss the working of IPSec. What are the benefits of IPSec? [6]
b) Write a note on PKI X.509 certificate. [6]
c) What are message authentication codes & hoe do they ensure message authentication? [5]
Q5) a) What are the different types of access control mechanisms & how are they used in network
security? [6]
b) Explain the need of Firewall and its characteristics. [6]
c) Write a note on network based & Host based Honeypot [6]
OR
Q6) a) Explain in detail security for role based access control [6]
b) Explain the concept of trusted system & Trusted computing. [6]
c) What do you mean by multilevel security? [6]
Q7) a) What is mean by Proxy Servers & Anonymizer? Explain with its categories. [6]
b) State the classification of Cyber crimes. Write a note on cybercrime. [6]
c) Write a note on
i) Botnet ii) Social engineering. [5]
OR
Q8) a) Explain in detail Indian IT Act. [6]
b) Explain Cyber crime scenario in India. [6]
c) Write a note on Phishing. [5]
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