Open Access

ARTICLE

QBIoT: A Quantum Blockchain Framework for IoT with an Improved Proof-of-Authority Consensus Algorithm and a Public-Key Quantum Signature

Ang Liu¹, Qing Zhang², Shengwei Xu^3,*, Huamin Feng⁴, Xiu-bo Chen⁵, Wen Liu¹

1 Network and Information Management Division, Beijing Electronic Science and Technology Institute, Beijing, 100070, China
2 Department of Cyberspace Security, Beijing Electronic Science and Technology Institute, Beijing, 100070, China
3 Information Security Institute, Beijing Electronic Science and Technology Institute, Beijing, 100070, China
4 General Office, Beijing Electronic Science and Technology Institute, Beijing, 100070, China
5 Information Security Center, State Key Laboratory of Networking and Switching Technology, Beijing University of Posts and Telecommunications, Beijing, 100876, China

* Corresponding Author: Shengwei Xu. Email: