《密码学与网络安全技术毕业论文》课件.docVIP

毕 业 论 文 题 目 密码学与网络安全技术 专 业 信息与计算科学 班 级 计算101 学 号 3100811013 学 生 陈 力 指导教师 唐 平 2014 年摘 要 专 业:信息与计算科学 学生姓名:陈力 指导教师:唐平 随着全球信息基础设施和各个国家信息基础的逐渐形成，计算机网络已经成为信息化社会发展的重要保证，网络深入到国家的政府、军事、文教、企业等诸多领域，许多重要的政府宏观调控决策、商业经济信息、银行资金转账、股票证券、能源资源数据、科研数据等重要信息都通过网络存储、传输和处理，所以网络安全的意义，不仅管公共财物和个人隐私的安全，更加关系到国家的主权安全，社会稳定、民族文化的继承和发扬等。我们看到，庞大的社会需求驱动着网上安全服务设施的大规模构建使得在线安全措施的需求与网络相对脆弱的信息安全保障技术之间的矛盾日益突出。 本文介绍了当今存在的网络威胁和网络安全服务，在此基础上着重阐述了密码学在网络安全中的应用，涉及的相关技术有报文鉴别和数字签名。 关键词:网络，安全，密码学，报文鉴别，数字签名  Cryptography and network security technology Subject: Information and Computing Science Student: Chen Li Advisor: Prof. Tang Ping ABSTRACT With the gradual formation of the global information infrastructure and the nation information infrastructure, computer network has become an important guarantee for the development of the information society, the network into the national government, military, education, business and other fields, many important government macro-control, commercial economic information, bank transfer of funds, securities, energy resource data,scientific data and other important information through network storage, transmission and processing, so net work security significance, not only public property and personal safety, more related to the sovereignty and security, social stability, national culture inherited and carried forward, we see, the huge social needs drive large-scale construction of online security services because of the contradiction between demand and online security measures between information security technology is relatively weak in the increasingly prominent. This paper describes the basis of todays network security threats and the presence of network services on focuses on cryptography in network security applications, related technologies have message authentication and digital signatures. KEY WORDS: Network, Security, Cryptography