Cryptography Algorithms

A guide to algorithms in blockchain, quantum cryptography, zero-knowledge protocols, and homomorphic encryption

Massimo Bertaccini

BIRMINGHAM—MUMBAI

Cryptography Algorithms

Copyright © 2022 Packt Publishing

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Group Product Manager: Vijin Boricha

Publishing Product Manager: Yogesh Deokar

Senior Editor: Arun Nadar

Content Development Editor: Sayali Pingale

Technical Editor: Nithik Cheruvakodan

Copy Editor: Safis Editing

Project Manager: Vaidehi Sawant

Proofreader: Safis Editing

Indexer: Vinayak Purushotham

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First published: January 2022

Production reference: 1190122

Published by Packt Publishing Ltd.

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To my mom, Nadia, and my dad, Domenico, for their sacrifices and giving me the opportunity to learn and grow.

To my "soulmate" Elaine for her support.

– Massimo Bertaccini

Contributors

About the author

Massimo Bertaccini is a researcher and principal scientist, CEO, and co-founder of Cryptolab Inc.

His career started as a professor of mathematics and statistics. Then, he founded Cryptolab, a start-up in the field of cryptography solutions for cybersecurity. With his team of engineers, he projected and implemented the first search engine in the world that is able to work with encrypted data.

He has obtained several international prizes and awards, including the Silicon Valley inventors award and the Seal of Excellence from the EU.

Currently, he teaches mathematical models at EMUNI University as a contract professor and has published many articles in the field of cryptography, cybersecurity, and blockchain.

– At the outset, I would like to thank Yogesh Deokar (product manager) who approached me at the start and has supported me throughout the entire writing process. I would also like to extend my gratitude towards Vaidehi Sawant (project manager) and Arun Nadar (editor) for their dedication and constant support that helped me write this book smoothly from start to finish. I'd like to thank Sayali Pingale for her contribution to this book. Also, thanks to the technical reviewer, Brian Wu, for his help in validating the technical aspects. Finally, I would like to thank Alessandro Passerini, Tiziana Landi, Terenzio Carapanzano, Yi Jing Gu, Paul Hager for their constant support, and especially Gerardo Iovane, who has shared some of the most brilliant mathematical ideas with me.

About the reviewer

Xun (Brian) Wu is a senior blockchain architect and consultant. He has written eight books on popular fields within blockchain, such as Hyperledger and Ethereum (from beginning to advanced), published by O'Reilly and Packt. Brian has 18+ years of hands-on experience across various technologies, including blockchain, big data, the cloud, systems, and infrastructure UI. He has worked on more than 50 projects in his career.