06EC832 - NETWORK SECURITY |
PART – A |
UNIT – I |
Services, mechanisms and attacks, The OSI security architecture, A model
for network security. |
UNIT – II |
SYMMETRIC CIPHERS: Symmetric Cipher Model, Substitution
Techniques, Transposition Techniques, Simplified DES, Data encryption
standard (DES), The strength of DES, Differential and Linear Cryptanalysis,
Block Cipher Design Principles and Modes of Operation, Evaluation Criteria
for Advanced Encryption Standard, The AES Cipher. |
UNIT – III |
Principles of Public-Key Cryptasystems, The RSA algorithm, Key
Management, Diffie - Hellman Key Exchange, Elliptic Curve Arithmetic,
Authentication functions, Hash Functions. |
UNIT – IV |
Digital signatures, Authentication Protocols, Digital Signature Standard. |
PART – B |
UNIT – V |
Web Security Consideration, Security socket layer (SSL) and Transport layer
security, Secure Electronic Transaction. |
UNIT – VI |
Intruders, Intrusion Detection, Password Management. |
UNIT – VII |
MALICIOUS SOFTWARE: Viruses and Related Threats, Virus
Countermeasures. |
UNIT – VIII |
Firewalls Design Principles, Trusted Systems. |
REFERENCE |
TEXT BOOKS: |
1. Cryptography and Network Security, William Stalling, Pearson
Education, 2003. |
Reference Books |
1. Cryptography and Network Security, Behrouz A. Forouzan,
TMH, 2007.
2. Cryptography and Network Security, Atul Kahate, TMH, 2003. |
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