Saturday, April 19, 2014

INFORMATION AND NETWORK SECURITY INS December 2011 Semester 6 BE IT

INFORMATION AND NETWORK SECURITY INS December 2011 Semester 6 BE IT

                                                  (3 Hours)                                              [Total Marks: 100]

1. (a)What is Firewall ? Describe the types of firewalls with their limitations.10
    (b)Explain denial of service attacks in networks.10

2. (a)

Explain Risk Analysis in detail.

10
    (b)Explain Digital Signature properly.10

3. (a)

Explain Secure E-mail with an example.

10
    (b)Explain DES properly.10

4. (a)

Explain Kerberos system properly.

10
    (b)Explain Hash function with an example.  5
    (c)Explain RSA algorithm.  5

5. (a)

Explain different kinds of threats to information secrity. Elaborate on information

10
Security goals.
    (b)List explain the contents of a security plan for administrative security.10

6. (a)

Give difference between Symmetric and Asymmetric Cryptography.

10
    (b)Explain control of access to general objects in operating system.10

7. (a)

Write short notes on (any four) :-
20
     (a) Public Key Infrastructure
     (b) Advanced Encryption Standard (AES)
     (c) Types of malicious code
     (d) Covert Channel
     (e) Non-malicious program errors
     (f) Intrusion Detection System
     (g) Distinguish between Vulnerabities, threat and control.

Also see Information and network security question papers for December 2012

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