Cryptography and Network Security.

Format:

Book

Author/Creator:

Ajay Kumar.

Kumar Ajay

Contributor:

S., Bose.

Series:

Always learning.

Always learning

Language:

English

Subjects (All):

Computer networks--Security measures.

Computer networks.

Data encryption (Computer science).

Coding theory.

Computer security.

Physical Description:

1 online resource (545 pages)

Edition:

1st ed.

Place of Publication:

Noida : Pearson India, 2016.

Summary:

This book elaborates the basic and advanced concepts of cryptography and network security issues. It is user friendly since each chapter is modelled with several case studies and illustration. All algorithms are explained with various algebraic structures to map the theoretical concepts of cryptography with modern algebra. Moreover, all the concepts are explained with the secure multicast communication scenarios that deal with one to many secure communications.

Contents:

3.3.2 Column Transposition

3.4 Steganography

3.4.1 Modern Steganography Techniques

3.4.2 Attacks on Steganography

3.4.3 Applications

3.5 Linear Feedback Shift Registers

3.5.1 Linear Recurrence Relation

3.5.2 LFSR Operation

Key Terms

Summary

Review Questions

CHAPTER 4 Data Encryption Standard

4.1 Simplified Data Encryption Standard

4.1.1 S-DES Encryption

4.1.2 Key Expansion Process

4.1.3 S-DES Decryption

4.2 Data Encryption Standard

4.2.1 DES Encryption and Decryption

4.2.2 DES Key Expansion

4.2.3 DES Decryption

4.3 Strength of DES

4.3.1 Brute-force Attack

4.3.2 Differential Cryptanalysis

4.3.3 Linear Cryptanalysis

4.4 Modes of Operation

4.4.1 Electronic Code Book Mode

4.4.2 Cipher Block Chaining Mode

4.4.3 Cipher Feedback Mode

4.4.4 Output Feedback Mode

4.4.5 Counter Mode

References

CHAPTER 5 Secure Block Cipher and Stream Cipher Technique

5.1 Need for Double DES and Triple DES

5.2 Double DES

5.2.1 Meet-in-the-Middle Attack

5.2.2 Attacking Scenario

5.3 Triple DES

5.4 Pseudo Random Number Generator

5.4.1 Linear Congruential Generator

5.4.2 Blum Blum Shub Generator

5.5 RC4

5.5.1 Principle of RC4

5.5.2 The Key-scheduling Algorithm

5.5.3 The Pseudo Random Generation Algorithm

5.5.4 Encryption and Decryption

5.6 RC5

5.6.1 Principles of RC5

5.6.2 RC5 Key Expansion

5.6.3 RC5 Encryption

5.6.4 RC5 Decryption

5.7 International Data Encryption Algorithm

5.7.1 Principles of IDEA

5.7.2 Key Expansion

5.7.3 IDEA Encryption and Decryption

5.8 Blowfish Encryption

5.8.1 Principles of Blowfish

5.8.2 Key Expansion

5.8.3 Encryption and Decryption

5.9 CAST-128

5.9.1 CAST-128 Algorithm

5.9.2 Strength of CAST

5.10 RC2

5.10.1 Key Expansion Process.

15.2 IP Security Architecture.

Notes:

Includes index.

Description based on publisher supplied metadata and other sources.

ISBN:

93-325-7881-8

OCLC:

961342023