KALASALINGAM UNIVERSITY DEPARTMENT OF COMPUTER SCIENCE AND ENGINEERING EVEN SEMESTER COURSE PLAN

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1 KALASALINGAM UNIVERSITY DEPARTMENT OF COMPUTER SCIENCE AND ENGINEERING EVEN SEMESTER COURSE PLAN Name of the Staff(s) : Mr. M.Raja Name of the Subject / Code : Cryptography and Network / CSE 405 Year / Branch : IV / CSE Semester / Section : VI / A,D AIM: To make the students learn the principles and practices of cryptography and network security. To enable the students develop network security application programs. PRE-REQUISITE: Network is very important subject for any student who needs to have a career in networking. Students need to have sound skills in Mathematics and Computer Networks Engineering. OBJECTIVES: To know the methods of conventional encryption. To understand the concepts of public key encryption and number theory. To understand authentication and Hash functions. To know the network security tools and applications. To understand the system level security used. LEARNING OUTCOME: Students will have the basic knowledge about different methods of conventional encryption. Students will have the knowledge about the concepts of public key encryption and number theory. Students will acquire knowledge about authentication functions, message authentication odes and different hash algorithms. Students will acquire knowledge about network security tools and authentication applications. Sno Name of the Book Author / Publisher(s) / Year Companion Websites TEXT BOOK(S) 1 Network of India, Fifth Edition, rypto5e.html REFERENCE BOOK(S) 1 2 Network Network of India, Fourth Edition, of India, Third Edition, Cryptography and Network Atul Kahate, Tata McGraw- Hill, hy-and-network--by-atul-

2 4 Applied Cryptography Bruce Schneier, John Wiley & Sons Inc, in Computing Charles B. Pfleeger, Shari Lawrence Pfleeger, Third Edition, Pearson Education, Kahate fa05/. WEB RESOURCE S.No Topic Classical Encryption 1. Techique Data Encryption 2. Standard Advanced Encryption 3. Standard Diffie-Hellman key 4. Exchange Introduction to 5. Number Theory Public key 6. cryptography and RSA 7. Message Authentication Codes 8. MD5 message Digest Website Science/6-042JFall-2005/E7AB2626-FB19-480E-95F5- A9C23C2BD885/0/ln6.pdf ftp://ftp.rsasecurity.com/pub/pkcs/pkcs-1/pkcs-1v2-1.pdf algorithm 9. Secure Hash Algorithm RIPEMD en.wikipedia.org/wiki/ripemd Digital Signature Standard en.wikipedia.org/wiki/digital_signature_algorithm - 40k Kerberos en.wikipedia.org/wiki/kerberos_(protocol) - 41k 13 X.509 Authentication Service en.wikipedia.org/wiki/x k Electronic Mail 15 PGP en.wikipedia.org/wiki/pretty_good_privacy - 63k IP en.wikipedia.org/wiki/ipsec 6a shtml#ipsec

3 Web links for similar courses offered at other universities: S.No Course Title Name of the University Web site 1 MCA 302 Information University of Delhi CA1.pdf Computer Philadelphia University ering/cedes2006.pdf 3 Advanced Topics in Florida State University Cryptography and Network 4 Cryptography: Algorithms and Wilmington University Applications 5 CSIE53400 Cryptography National Dong Hwa University pdf/sec310_generic.pdf ryptosyllabus2008.pdf Topic No LESSON PLAN: Topic Name 1. Need for Attacks, Services and Mechanisms Book to be referred UNIT I-INTRODUCTION No of Periods Cumulative No of Periods T1 CHAP 1 (31 51) Classical encryption Techniques T1 CHAP 2 (55 82) Block ciphers and data encryption standard T1 CHAP 3(90 120) Tutorials UNIT II- SYMMETRIC ENCRYPTION 5. Advanced encryption standard T1 CHAP 5( ) Symmetric ciphers- triple DES, Modes of operation T1 CHAP 6( ) Stream ciphers RC4 T1 CHAP 6( ) Stream ciphers Blowfish R2 CHAP 6( ) Modern Symmetric encryption- IDEA R4 CHAP Confidentiality using Symmetric Encryption R1 CHAP 7( ) Tutorials UNIT III- PUBLIC-KEY ENCRYPTION AND HASH FUNCTIONS 12. Introduction to number theory T1 CHAP 8( ) Public key cryptography and RSA T1 CHAP 9( ) Key management and Distribution T1 CHAP 14( ) Other public Key Cryptosystems Diffie T1 CHAP 10( ) 2 24

4 Hellmen Key Exchange, ElGamal 16. Cryptographic Hash functions -SHA T1 CHAP 11( ) Message authentication Codes (MAC) T1 CHAP 12( ) 3 30 HMAC, DAA 18. Hash and MAC algorithms MD5, RIPEMD R3 CHAP 12( ) Tutorials UNIT IV- AUTHENTICATION 20. Digital signatures DSS, DSA T1 CHAP 13( ) 2 35 T1 CHAP 13( ) 21. X.509 Certificates T1 CHAP 14( ) Authentication principles T1 CHAP 15( ) Authentication applications- Kerberos V4 T1 CHAP 15( ) 2 39 & V5 24. Tutorials UNIT V- SECURITY SERVICES 25. Web security T1 CHAP 16 ( ) Web security - Secure Electronic R1 CHAP 17 ( ) 1 44 Transaction 27. security T1 CHAP 18 ( ) IP T1 CHAP 19( ) 3 50 Test portions: Test No Topic No I 1-7 II 8-15 III Related Magazine: International Journal of and Networks International Journal of Applied Cryptography ( Assignment: 1 1. Using this Play fair matrix M F H I/J K U N O P Q Z V W X Y E L A R G D S T B C Encrypt this message: Must see you over cadogan west. Coming at once.

5 2. Encrypt the Message Meet me at the Usual place at ten rather than eight o Clock using the Hill cipher with the key Show your Calculation and results. 3. using the Vigenere cipher, encrypt the word explanation using the key leg. Assignment 2: 1. Find integers x such that a.5x = 4 mod 3 b.7x=6 mod 5 c.9x=8 mod 7 2.Prove the Following a.[(a mod n)- (b mod n)] mod n= (a-b) mod n b.[(a mod n) X (b mod n)] mod n= (axb) mod n Assignment 3: Perform encryption and decryption using RSA algorithm a. p=3; q=11; e=7; m=5 b. p=5; q=11; e=3; m=9 c. p=7;q=11;e=17;m=8 d. p=11;q=13;e=11;m=7 e. p=17;q=31;e=7;m=2 Additional Topics (suggested for seminar) Blowfish RC4 RC5 Steganography Stream Cipher Applications Digital Signature Services in Internet E-commerce Authentication Technology and intelligent authentication devices Auditing Techniques Standards Intelligent Agents in Network Cyber Crimes and Forensic Staff in charge(s) Verified By