This book seeks to generalize techniques and experiences in designing and analyzing cryptographic schemes for blockchain. In addition, it covers surveys of research objects, reviews of cryptographic schemes, lectures and methodologies to practice cryptography.

Ke Huang is currently a full-time lecturer in the College of Computer Science and Engineering, University of Electronic Science and Technology of China. His research interests are blockchain and applied cryptography.

Yi Mu is currently a professor in the Institute of Data Science, City University of Macau. His research interests include cybersecurity and cryptography.

Fatemeh Rezaeibagha is currently a Lecturer of Information Technology, Media and Communications Discipline with Murdoch University, Australia. Her major research interests include cryptography, IoT, blockchain, and cybersecurity. Dr. Rezaeibagha is a member of Australian Computer Society.

Xiaosong Zhang is currently a professor in University of Electronic Science and Technology of China. He is the Cheung Kong Scholar Distinguished Professor. His research interests are blockchain, big data security, AI security etc.

1. Overview
2. Preliminaries
3. Background
4. Public-Key Signature Scheme for Blockchain
5. Public-Key Encryption Scheme for Blockchain
6. Public-Key Hash Function for Blockchain
7. Zero-Knowledge Proof for Blockchain
8. Tools as Optimizations for Blockchain
9. Regulation and Economies of Blockchain
10. Concluding Remarks