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UNIT V NETWORK MANAGEMENT, SECURITY 1. sO Bw Ge 10. 11. 12. 13. 14. 15. 16. 17. 18. 19. 20. 21. 22. 23. Apply RSA and do the following a. Encrypt a=3 b=11, x=3 and m=9 b. Find the corresponding y c. Decrypt the cipher text Explain in detail, any two major categories of threat to network security Which are the different data types used in the structure of management information? Give the comparison between public key and secret key crypto graphic systems What are the functions performed by a network management system? What are SNMP, SMI and MIB? Explain the RSA algorithm. Using it, encrypt the following: a. P=5, g=11, e=7, p=18 Why is digital signature used and what are the properties of digital signature? Describe briefly DES algorithm used for encryption Write short notes on: 1) fire walls. 2) SSL Explain Diffie Hellman key exchange algorithm with example. Describe authentication using Kerberos Justify how PGP is efficient in achieving E-mail security. What are the components of network management and list their functions. What are the desirable properties to secure communication? Explain briefly. Write a note on DES Define the terms and explain the following: a. Authentication b. Digital Signature c. RSA algorithm d. Fire wall Explain security and administration of SNMPW3. Write short notes on: a. IMAP b. RTP What is DES? How does it work? Explain. Briefly describe the encryption model for a symmetric key cipher. Write short notes on: a. SNMP protocol b. Management information base. c. H.323 architecture for internet telephony d. Firewalls. Define the following terms: a. Confidentiality Authenticity Integrity Non repudiations Cryptanalysis and Intruder >~p ano 
