电子商务中数字签名的应用研究

辽宁科技大学毕业设计（论文）第I页电子商务中数字签名的应用研究摘要随着信息技术日新月异的发展，人类正在进入以网络为主的信息时代，基于Internet开展的电子商务己逐渐成为人们进行商务活动的新模式，越来越多的人通过Internet进行商务活动，电子商务的发展前景十分诱人。但如何保障电子商务交易的安全并促进其自身的发展，建立电子商务信用机制，是当前面临的一个重大问题，除了要在理论和立法上加强和完善信用法制的建设之外，采用与信息安全和身份认证等有关的加密技术已成为解决电子商务安全的关键问题，必须采用先进的安全技术对网上的数据、信息发送方、接收方进行身份确认，以保证各方信息传递的安全性、完整性、可靠性和交易的不可抵赖性。人们通过网络可以获取大量的信息，也可以通过网络传递大量的信息，那么如何确认这些信息的正确性？特别是涉及电子商务方面的问题，如何防止交易方抵赖避免自己蒙受损失，如何避免人伪造文件以及签署文件等等。对于这些问题，如何解决，本课题的研究内容数字签名技术就是为了解决这方面的问题的。关键词数字签名；电子商务；盲签名；电子现金；电子投票辽宁科技大学毕业设计（论文）第II页AbstractWiththerapiddevelopmentofinformationtechnology,humanbeingsareenteringaweb-basedinformationage,Internet-basede-commercehasbeencarriedoutbypeoplegraduallybecomeanewmodelofbusinessactivities,moreandmorepeoplethroughtheInternettoconductbusinessactivities,prospectsforthedevelopmentofe-commerceisveryattractive.Buthowtoprotectthesecurityofe-commercetransactionsandtopromoteitsowndevelopment,theestablishmentofe-commercecreditmechanism,iscurrentlyfacingamajorproblem,inadditiontotheoryandlegislationtostrengthenandimprovethecreditofbuildingtheruleoflaw,theuseofinformationsecurityandauthenticationtechnologiessuchasencryptionofe-commercesecurityhasbecomethekeytosolvetheproblem,wemustadoptadvancedtechnologyforonlinesecurityofdata,informationsender,theidentityoftherecipienttoconfirmthatallpartiestoensurethesafetyofinformationtransmission,complete,reliabilityandnon-repudiationoftransactions.Networkcanbeaccessedthroughalotofinformationtransmissionthroughthenetworkcanalsobeawealthofinformation,howtoconfirmthecorrectnessofthisinformation?Particularlyinrelationtotheissueofe-commerce,howtopreventsidetodenythetransactiontoavoidtheirownlosses,howtoavoidpeopletosigndocumentsandforgeryofdocumentsandsoon.Fortheseproblems,howtoresolvethisissuedigitalsignaturetechnologyresearchistosolvethisproblem.Keywordsdigitalsignature；electroniccommerce；blindsignature；electroniccash；electronicvoting辽宁科技大学毕业设计（论文）第III页目录摘要........................................................................................................................................IAbstract.................................................................................................................................II第1章绪论.........................................................................................................................11.1研究背景................................................................................................................11.2国内外研究现状....................................................................................................11.3本文主要研究内容................................................................................................31.4本文研究方法........................................................................................................3第2章论文研究理论基础.................................................................................................42.1电子商务................................................................................................................42.1.1电子商务的概念.........................................................................................42.1.2电子商务的特征.........................................................................................42.1.3电子商务的功能.........................................................................................52.2数字签名................................................................................................................62.2.1数字签名的涵义.........................................................................................62.2.2数字签名的特点.........................................................................................62.2.3数字签名的算法.........................................................................................72.3电子商务中数字签名的技术实现........................................................................72.3.1数字签名与验证过程.................................................................................72.3.2数字签名的作用.........................................................................................82.3.3盲签名.........................................................................................................8第3章我国数字签名存在的问题及分析.......................................................................103.1我国数字签名存在的问题..................................................................................103.2解决我国数字签名存在问题的策略..................................................................10第4章盲签名在电子商务中的应用...............................................................................124.1电子现金..............................................................................................................124.1.1电子现金的知识.......................................................................................124.1.2电子现金的模型.......................................................................................13辽宁科技大学毕业设计（论文）第IV页4.2电子投票..............................................................................................................144.2.1电子投票的知识......................................