Cryptography & Network SecurityUploaded by: MYcsvtu Notes
Uploaded by: MYcsvtu Notes
Uploaded by: MYcsvtu Notes
Uploaded by: MYcsvtu Notes
Uploaded by: MYcsvtu Notes
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Cryptography & Network Security SyllabusUNIT-I Foundations of Cryptography and Security :-
Ciphers and Secret Message, Security Attacks and Services. Mathematical Tools for Cryptography : Substitutions and Permutations, Modular Arithmetic, Euclid’s Algorithm, Finite Fields, Polynomial Arithmetic. Design Principle of Block ciphers: Theory of Block Cipher Design. Cipher Network Structures, DES and Triple DES, Modes of Operation ( ECB, CBC, OFB, CFB) , Strength ( or Not) Of DES UNIT-II Block Cipher Algorithms:- IDEA, CAST, Blowfish , Twofish , Rijndael (AES). Pseudo Random Numbers and stream ciphers: Pseudo random sequences, Linear Congruential Generators, Cryptographic Generators, Design of Stream Cipher , RC4, RC5 . UNIT-III Public Key Cryptography:- Prime Numbers and Testing for Primality, Factoring Large Numbers, Discrete Logarithms RSA, Diffie- Hellman, ElGamal , Introduction of Elliptic acre Cryptosystems Key Management , Key Exchange Algorithms, Public – Key Cryptography Standards. Hashes and Message Digests: Message Authentication, MD5, SHA-1, RIPEMD , HMAC UNIT-IV Digital Signatures, Certificates, and Standards:- Digital Signature Standard ( DSS and DSA ), Public key Infrastructure, Digital Certivicates and Basics of PKCS Standards. Authentication: Kerberos V 4 and V 5, X.509 Authentication Service. Electronic Mail Security : Pretty Good Privacy ( PGP) , S /MIME, X.400 . IP and Web Security Protocols: IPSec and Virtual Private Networks, Secure Sockets and Transport Layer ( SSL and TLS). UNIT-V System Security: - Computer Virus, Firewall and Design Principles, Reference: Chapter 18 , 19, & 20 of Cryptography and Network Security. Electronic Commerce Security: Electronic Payment Systems, Secure Electronic Transaction ( SET), Protocols (CyberCash, iKey) Ecash ( DigiCash ), Smart Card Based Systems. |