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Cryptography Algorithms

You're reading from   Cryptography Algorithms Explore New Algorithms in Zero-knowledge, Homomorphic Encryption, and Quantum Cryptography

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Product type Paperback
Published in Aug 2024
Publisher Packt
ISBN-13 9781835080030
Length 410 pages
Edition 2nd Edition
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Author (1):
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Massimo Bertaccini Massimo Bertaccini
Author Profile Icon Massimo Bertaccini
Massimo Bertaccini
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Toc

Table of Contents (17) Chapters Close

Preface 1. Section 1: A Brief History and Outline of Cryptography FREE CHAPTER
2. Deep Dive into Cryptography 3. Section 2: Classical Cryptography (Symmetric and Asymmetric Encryption)
4. Symmetric Encryption Algorithms 5. Asymmetric Encryption Algorithms 6. Hash Functions and Digital Signatures 7. Section 3: New Cryptography Algorithms and Protocols
8. Zero-Knowledge Protocols 9. New Inventions in Cryptography and Logical Attacks 10. Elliptic Curves 11. Homomorphic Encryption and Crypto Search Engine 12. Section 4: Quantum Cryptography
13. Quantum Cryptography 14. Quantum Search Algorithms and Quantum Computing 15. Other Books You May Enjoy
16. Index

PGP

Pretty Good Privacy (PGP) is probably the most used cryptographic software in the world.

PGP was implemented by Philip Zimmermann during the Cold War. Philip started planning to take his family to New Zealand because he believed that, in the event of a nuclear attack, the country, so isolated from the rest of the world, would be less impacted by atomic devastation. At some point, while planning to move to New Zealand, something changed his mind and he decided to remain in the US.

To communicate with his friends, Zimmermann, who was an activist in the anti-nuclear movement, developed PGP to secure messages and files transmitted via the internet. He released the software as open source, free of charge for non-commercial use.

At the time, cryptosystems larger than 40 bits were considered to be like munitions. Even today, cryptography is still considered a military weapon. There is a license that you must obtain if you decide to patent a new cryptosystem: you must have...

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