EPON系统中安全服务策略分析及改进(本期优秀论文)

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从以太网无源光网络(EPON)潜在隐患入手,分析窃听、拒绝服务、伪装及窃取服务等安全风险,提出一种基于ECC公钥数字证书的认证方案。同时,引进了基于CCM方式的数据认证加密方案,并在OMNeT环境中仿真该认证及加密方案,并与其它现有方案进行对比分析。从结果可知,该认证方案具有低延时特性,且满足不可否认性等安全性问题。 Starting from the potential hidden dangers of Ethernet Passive Optical Network (EPON), this paper analyzes the security risks of eavesdropping, denial of service, disguise and stealing services, and proposes a scheme of authentication based on ECC public key digital certificate. At the same time, we introduce a scheme of data authentication and encryption based on CCM and simulate the scheme of authentication and encryption in OMNeT environment, and compare with other existing schemes. As can be seen from the results, the authentication scheme has the characteristics of low delay and satisfies the non-repudiation and other security issues.
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