SYSTEM SECURITY(SS) MAY 2013 COMPUTER SCIENCE SEMESTER 7
Con.9376-13. (REVISED COURSE) GS-5752
(3 Hours) [Total Marks : 100]
N.B : (1) Question No. 1 is compulsory.
(2) Attempt any four questions from the remaining six questions.
(3) Assume suitable data if required.
| 1. (a) | Explain different Birthday problems. | 5 |
| (b) | What are the key principles of security ? | 5 |
| (c) | Compare and contrast SHA-T and MD-5 | 5 |
| (d) | Explain the Honey Pots. | 5 |
2. (a) | How flaw in TCP/IP can cause operating systems to become Vulnerable ? Also Explain | 10 |
| how Kerberos are used for user authentication in windows. | ||
| (b) | For the given values p = 19, q = 23 and e = 3 find n, ф(n) and d using RSA algorithm. | 10 |
3. (a) | What is Buffer overflow and Incomplete mediation in Software Security ? | 10 |
| (b) | Explain one-time initialization process and processes in each round of Advanced. | 10 |
4. (a) | What is a denial of service attack ? What are the way in which an attacker can mount | 10 |
| a DOS attack on the system ? | ||
| (b) | Compare Packet Sniffing and Packet Spoofing. Explain the session hijacking attack. | 10 |
5. (a) | Explain Multiple level Security Model. Also explain Multilateral security. | 10 |
| (b) | What is Malware ? Explain Salami and Linearization attacks. | 10 |
6. (a) | Explain software Reverse Engineering. Also Explain Digital Rights Management. | 10 |
| (b) | Describe the different types of IDS and their limitations. | 10 |
7. | Write short notes on (any four) :- | 20 |
| (a) CAPTCHA | ||
| (b) Access Control Matrix | ||
| (c) Covert Channel | ||
| (d) Firewall | ||
| (e) RC4. |
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