About the Book:
The book presents a gentle introduction to the fundamentals of number theory in the opening chapters, paving the way for the student to move on to more complex security and cryptography topics. Difficult math concepts are organized in appendices at the end of each chapter so that students can first learn the principles, then apply the technical background.
Table of Contents
Unit-I: Introduction to Cryptosystem Introduction to Cryptosystem
Classical Encryption Technique
Modern Block Cipher Principle
Data Encryption Standard
Unit-II: Introduction to Algorithms and Public Key Cryptosystem
Group Ring and Fields
Algorithms and Remainder Theorem
Public Key Cryptosystem
Unit-III: Message Authentication and Hash Function
Message Authentication and Hash Function
Digital Signature
Unit-IV: Authentication Applications
Authentication Applications
Unit-V: Introduction to Cryptography
IP Security
Web Security
System Security
Advanced Algorithm and Standards
Model Test Papers
Previous Years Examination Papers
