Survey of blockchain:principle,progress and application |
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Authors: | Shiqin ZENG Ru HUO Tao HUANG Jiang LIU Shuo WANG Wei FENG |
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Institution: | 1. State Key Laboratory of Networking and Switching Technology,Beijing University of Posts and Telecommunications,Beijing 100876,China;2. Beijing Advanced Innovation Center for Future Internet Technology,Beijing University of Technology,Beijing 100124,China;3. Purple Mountain Laboratories,Nanjing 211111,China;4. Department of Information Technology Application and Software Services,Beijing 100846,China |
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Abstract: | Blockchain is a kind of distributed ledger technology that upgrades to a complete storage system by adding logic control functions such as intelligent contracts.With the changes of its classification,service mode and application requirements,the core technology forms of Blockchain show diversified development.In order to understand the Blockchain ecosystem thoroughly,a hierarchical technology architecture of Blockchain was proposed.Furthermore,each layer of blockchain was analyzed from the perspectives of basic principle,related technologies and research progress in-depth.Moreover,the technology selections and characteristics of typical Blockchain projects were summarized systematically.Finally,some application directions of blockchain frontiers,technology challenges and research prospects including Smart Cities and Industrial Internet were given. |
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Keywords: | blockchain cryptocurrency decentralization hierarchical technology architecture technology diversity |
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