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Secret Key Cryptography: Ciphers, from simple to unbreakable

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$49.99
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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 num...