Chinese Journal on Internet of Things ›› 2021, Vol. 5 ›› Issue (1): 72-89.doi: 10.11959/j.issn.2096-3750.2021.00201

Special Issue: 区块链

• Theory and Technology • Previous Articles     Next Articles

Blockchain technology for Internet of things: an overview

Cai GUO1,2, Xuran LI3, Yanhua CHEN2, Hongning DAI1   

  1. 1 Macau University of Science and Technology, Macau SAR 999078, China
    2 Hanshan Normal University, Chaozhou 521041, China
    3 Shandong Normal University, Jinan 250014, China
  • Revised:2020-09-10 Online:2021-03-30 Published:2021-03-01
  • Supported by:
    The Science and Technology Program of Guangdong Province Science and Technology Department(2017A040405063)


Internet of things (IoT) is changing the data-driven smart industry due the massive availability of IoT data.Nevertheless, the IoT also poses some challenging issues like decentralization, poor interoperability, privacy and security vulnerabilities.The recent advent of blockchain can potentially tackle the above issues.The marriage of blockchain and IoT was investigated, and named this integration as blockchain of things (BCoT).In particular, the IoT and blockchain technology was introduced firstly.The convergence of blockchain and IoT was introduced, and the proposal of BCoT architecture was presented.The application of the Internet of things in the industry was further discussed.Finally, the open research directions in the field were outlined.

Key words: blockchain, Internet of things, smart contract, industrial application

CLC Number: 

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