Blockchain challenges and opportunities: a survey

@article{Zheng2018BlockchainCA,
  title={Blockchain challenges and opportunities: a survey},
  author={Zibin Zheng and Shaoan Xie and Hongning Dai and Xiangping Chen and Huaimin Wang},
  journal={Int. J. Web Grid Serv.},
  year={2018},
  volume={14},
  pages={352-375}
}
Blockchain has numerous benefits such as decentralisation, persistency, anonymity and auditability. There is a wide spectrum of blockchain applications ranging from cryptocurrency, financial services, risk management, internet of things (IoT) to public and social services. Although a number of studies focus on using the blockchain technology in various application aspects, there is no comprehensive survey on the blockchain technology in both technological and application perspectives. To fill… 
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