区块链技术在电子商务信息安全领域的应用综述

区块链技术是近年来最受欢迎的技术之一，因其去中心化、去信任、匿名等特点，在电子商务信息安全领域有着广泛的应用.本文首先从区块链的基本原理和关键技术、应用领域、目前存在的安全隐患等几个方面介绍了区块链技术；然后从数据加密技术、基于区块链的身份认证、基于区块链的防火墙技术等几个角度阐述了区块链技术在电子商务信息安全领域的应用；最后分析了区块链技术的在电子商务信息安全领域的应用挑战，并进行了总结与展望.

A survey of application of blockchain in e-commerce information security

Blockchain technology is one of the most popular technologies in recent years.It has been widely used in the field of e-commerce information security because of its characteristics of decentralization,trustworthiness and anonymity.Firstly,this paper introduces the blockchain technology from its basic principles,key technologies,application fields,and existing security risks.Secondly,the application of blockchain technology in the field of e-commerce information security is elaborated from several perspectives,such as data encryption technology,blockchain-based identity authentication,blockchain-based firewall technology,etc.Finally,the application challenges of blockchain technology in the field of e-commerce information security are analyzed,and the conclusions and prospects are summarized.