CRYPTOGRAPHY AND NETWORK SECURITY (CNS)
Unit I to V Click Here
SYLLABUS
UNIT – I
Security Concepts: Introduction, The need for security, Security approaches, Principles of
security, Types of Security attacks, Security services, Security Mechanisms, A model for
Network Security
Cryptography Concepts and Techniques: Introduction, plain text and cipher text,
substitution techniques, transposition techniques, encryption and decryption, symmetric and
asymmetric key cryptography, steganography, key range and key size, possible types of
attacks.
UNIT – II
Symmetric key Ciphers: Block Cipher principles, DES, AES, Blowfish, RC5, IDEA, Block
cipher operation, Stream ciphers, RC4.
Asymmetric key Ciphers: Principles of public key cryptosystems, RSA algorithm, Elgamal
Cryptography, Diffie-Hellman Key Exchange, Knapsack Algorithm.
UNIT – III
Cryptographic Hash Functions: Message Authentication, Secure Hash Algorithm (SHA-
512), Message authentication codes: Authentication requirements, HMAC, CMAC, Digital
signatures, Elgamal Digital Signature Scheme.
Key Management and Distribution: Symmetric Key Distribution Using Symmetric &
Asymmetric Encryption, Distribution of Public Keys, Kerberos, X.509 Authentication
Service, Public – Key Infrastructure
UNIT – IV
Transport-level Security: Web security considerations, Secure Socket Layer and Transport
Layer Security, HTTPS, Secure Shell (SSH)
Wireless Network Security: Wireless Security, Mobile Device Security, IEEE 802.11
Wireless LAN, IEEE 802.11i Wireless LAN Security
UNIT – V
E-Mail Security: Pretty Good Privacy, S/MIME IP Security: IP Security overview, IP
Security architecture, Authentication Header, Encapsulating security payload, Combining
security associations, Internet Key Exchange
Case Studies on Cryptography and security: Secure Multiparty Calculation, Virtual
Elections, Single sign On, Secure Inter-branch Payment Transactions, Cross site Scripting
Vulnerability.
TEXT BOOKS:
1. Cryptography and Network Security - Principles and Practice: William Stallings,
Pearson Education, 6
th Edition
2. Cryptography and Network Security: Atul Kahate, Mc Graw Hill, 3rd
Edition
REFERENCE BOOKS:
1. Cryptography and Network Security: C K Shyamala, N Harini, Dr T R Padmanabhan,
Wiley India, 1st Edition.
2. Cryptography and Network Security : Forouzan Mukhopadhyay, Mc Graw Hill, 3rd
Edition
3. Information Security, Principles, and Practice: Mark Stamp, Wiley India.
4. Principles of Computer Security: WM. Arthur Conklin, Greg White, TMH
5. Introduction to Network Security: Neal Krawetz, CENGAGE Learning
6. Network Security and Cryptography: Bernard Menezes, CENGAGE Learning
Cryptography_and_Network Security_Principles_and _Practice_Sixth Edition_William Stallings
Text Book - Click Here
Cryptography-Network-Security-Atul-Kahate
Text Book - Click Here
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