University of Pune 2007 M.E (Computer Engineering) - Network Security - Question Paper
.1527 [3065]-221
M.E. (Computer Engineering)
NETWORK SECURITY (Revised Course)
Time: 3 Hours/ [Mwc. Marks : 100
Instructions to the candidates :
1) Answer any three questions from each section.
2) Answers to the two sections should be written in separate books.
3) Figures to the right indicate full marks.
4) Use of electronic pocket calculator is allowed
5) Assume suitable data, if necessary.
% SECTION - I
M *
1
\QV , a) Discuss in brief the Security Lifecycle. [8]
/ b) Explain any four methods ofPhysical Intrusion Detection. [8]
!.
Q2) a) What are the principles of Data Security Architecture? Explain in brief.
18]
b) Give the differences between Packet Filtering and Stateful Packet Inspection Firewalls. |8|
3>i a) Explain the RSA Public-key encryption algorithm. [8]
b) Using the algorithm described above, determine the Public-key KU, Private-key KR and Cipher text C for plain text input M = 19 sent by A to B\ [8]
Q4) Write short notes on (any three)118]
' / a) Kerberos.
b) Cyber Laws.
c) S / MIME.
-A<1 A- _
d) Bastion Host.
SECTION - II
05) a) What are Viruses? Describe their nature, types and various Antivirus approaches., |8J
Q b) Explain the IPSec services and Authentication Algorithm. [8]
Q6)How does a Proxy server provide security to the Network? [8]
M b) What are the reasons making it essential to have implemented the Disaster Recovery or Business-continuity plan? [8]
Q7) a) What is a simple network management protocol? With the help of a suitable diagram explain the functions of principal components of the Netv/ork Management Architecture for this protocol. [8]
b) What are the basic Protections provided by Secure Sockets Layer? How can it be found whether the user has entered into a secure site?
QS) Write short notes on (any three)[18]
a) Fingerprinting.
b) SCADA Security.
c) Wireless Network Security. dV MAC vs DAC.
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Attachment: |
| Earning: Approval pending. |
