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Secret Key Cryptography

Ciphers, from simple to unbreakable

Published by Manning
Distributed by Simon & Schuster

About The Book

Explore the fascinating and rich world of Secret Key cryptography! This book provides practical methods for encrypting messages, an interesting and entertaining historical perspective, and an incredible collection of ciphers and codes—including 30 unbreakable methods.

In Secret Key Cryptography: Ciphers, from simple to unbreakable you will:

    Measure the strength of your ciphers and learn how to guarantee their security
    Construct and incorporate data-compression codes
    Generate true random numbers in bulk
    Construct huge primes and safe primes
    Add an undetectable backdoor to a cipher
    Defeat hypothetical ultracomputers that could be developed decades from now
    Construct 30 unbreakable ciphers

Secret Key Cryptography gives you a toolbox of cryptographic techniques and Secret Key methods. The book’s simple, non-technical language is easy to understand and accessible for any reader, even without the advanced mathematics normally required for cryptography. You’ll learn how to create and solve ciphers, as well as how to measure their strength. As you go, you’ll explore both historic ciphers and groundbreaking new approaches—including a never-before-seen way to implement the uncrackable One-Time Pad algorithm.

Whoever you are, this book is for you! History buffs will love seeing the evolution of sophisticated cryptographic methods, hobbyists will get a gentle introduction to cryptography, and engineers and computer scientists will learn the principles of constructing secure ciphers. Even professional cryptographers will find a range of new methods and concepts never published before.

Purchase of the print book includes a free eBook in PDF, Kindle, and ePub formats from Manning Publications.

About the technology
From the Roman empire’s Caesar cipher to the WWII Enigma machine, secret messages have influenced the course of history. Today, Secret Key cryptography is the backbone of all modern computing infrastructure. Properly designed, these algorithms are efficient and practical. Some are actually unbreakable, even using supercomputers or quantum technology!

About the book
Secret Key Cryptography teaches you how to create Secret Key ciphers, ranging from simple pen-and-paper methods to advanced techniques used in modern computer-based cryptography. It reveals both historic examples and current innovations. You’ll learn how to efficiently encrypt large files with fast stream ciphers, discover alternatives to AES encryption, and avoid strong-looking but weak ciphers. Simple language and fun-to-solve mini-ciphers make learning serious concepts easy and engaging.

What's inside

    Construct 30 unbreakable ciphers
    Measure the strength of your ciphers and guarantee their security
    Add an undetectable backdoor to a cipher
    Defeat hypothetical ultracomputers of the future

About the reader
For professional engineers, computer scientists, and cryptography hobbyists. No advanced math knowledge is required.

About the author
Frank Rubin has been doing cryptography for over 50 years. He holds an MS in Mathematics, and a PhD in Computer Science.

Table of Contents
1 Introduction
2 What is cryptography?
3 Preliminary concepts
4 Cryptographer’s toolbox
5 Substitution ciphers
6 Countermeasures
7 Transposition
8 Jefferson Wheel Cypher
9 Fractionation
10 Variable-length fractionation
11 Block ciphers
12 Principles for secure encryption
13 Stream ciphers
14 One-time pad
15 Matrix methods
16 Three pass protocol
17 Codes
18 Quantum computers

About The Author

Product Details

  • Publisher: Manning (August 30, 2022)
  • Length: 344 pages
  • ISBN13: 9781633439795

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