Journal of Beijing University of Posts and Telecommunications

  • EI核心期刊

JOURNAL OF BEIJING UNIVERSITY OF POSTS AND TELECOM ›› 2018, Vol. 41 ›› Issue (2): 1-8.doi: 10.13190/j.jbupt.2018-039

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Survey on Blockchain Research

HUANG Jun-fei1, LIU Jie2   

  1. 1. Research Institute of Networking Technology, Beijing University of Posts and Telecommunications, Beijing 100876, China;
    2. School of Electronic Engineering, Beijing University of Posts and Telecommunications, Beijing 100876, China
  • Received:2018-03-06 Online:2018-04-28 Published:2018-04-28

Abstract: As a bitcoin-originated technology, the blockchain is becoming a hot area of technology research as virtual currencies such as bitcoin skyrocket. It is believed that the blockchain that creates the bitcoin miracle is with a much broader application prospect. The blockchain provides anonymity, decentralization, tampering, trust-free consensus mechanisms that removes constraints of various types of system applications and technical possibilities for the realization of many ideas. The blockchain is developed rapidly in the industrial sectors such as virtual currency, financial technology and initial coin offering, however, the research on underlying technology and basic theory is still relatively backward. Starting from the overview of blockchain platform, the article describes the main research content and progress from the point of view of peer to peer protocol, consensus algorithm and intelligent contract respectively. From the perspective of blockchain application, several application scenarios are discussed as well.

Key words: blockchain, Ethereum, consensus mechanism, smart contract

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