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Course Detail

Course Name Information Security
Course Code 15CSE351
Program B. Tech. in Computer Science and Engineering
Year Taught 2019


Unit 1

Digital Signature and Authentication Schemes: Digital signature – Digital Signature Schemes and their Variants – Digital Signature Standards – Authentication: Overview – Requirements Protocols – Applications – Kerberos – X.509 Directory Services.

Unit 2

Electronic mail security: Email Architecture – PGP – Operational Descriptions – Key management – Trust Model – S/MIME.IP Security: Overview – Architecture – ESP, AH Protocols IPSec Modes – Security association – Key management.

Unit 3

Web Security: Requirements – Secure Sockets Layer – Objectives – Layers – SSL secure communication – Protocols – Transport Level Security. Secure Electronic Transaction – Entities DS Verification – SET processing.

Text Books

  • Padmanabhan T R, Shyamala C K and Harini N, “Cryptography and Security”, First Edition, Wiley India Publications, 2011.


  • Stallings W, “Cryptography and Network Security”, Third Edition, Pearson Education Asia. Prentice Hall, 2000.
  • Forouzan B A, “Cryptography and Network Security”, Special Indian Edition, Tata McGraw Hill, 2007.

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