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  • 1Graduate School of Environmental, Life, Natural Science and Technology, Okayama University, Okayama 700-8530, Japan.

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本研究介绍了用于车辆特设网络 (VANET) 的综合服务器 (CBS),将身份验证和门票授予功能合并. 智能交通系统 (CBS) 提高了安全性和效率,同时降低了智能交通系统的成本.

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凯伯罗斯身份验证认证在VANET安全方面,VANET的安全性是非常重要的.车辆特设网络 车辆特设网络区块链区块链区块链区块链区块链集成身份验证服务器.

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科学领域:

  • 计算机科学 计算机科学
  • 网络安全 网络安全
  • 运输工程 运输工程

背景情况:

  • 车辆特设网络 (VANET) 对智能运输系统 (ITS) 至关重要,但它们的波动性会带来安全风险.
  • 验证加入实体对于VANET通信安全至关重要,具有严格的延迟要求 (<100 ms).
  • 之前的Kerberos-Blockchain (KBC) 系统需要额外的服务器,增加基础设施成本,以满足不断增长的城市车辆数量.

研究的目的:

  • 为VANETs提供一个集成的身份验证服务器 (Combined Server - CBS),它合并了身份验证服务器 (AS) 和门票授予服务器 (TGS) 的功能.
  • 保持区块链安全性,同时优化身份验证性能和降低基础设施成本.
  • 评估拟议的CBS架构的效率和成本效益.

主要方法:

  • 开发了一个集成的身份验证服务器 (CBS),结合了AS和TGS功能.
  • 使用OMNeT++进行网络模拟,使用SUMO进行流量模拟.
  • 雇佣了Ganache进行区块链实施和绩效评估.

主要成果:

  • CBS消除了对额外服务器的需求,降低了基础设施成本.
  • 认证延迟保持在关键的100毫秒值以下.
  • 与之前的KBC系统相比,吞吐量提高了104%,信号开销降低了45%.

结论:

  • 集成的CBS架构显著提高了VANET系统的成本效益和效率.
  • 在不影响安全性的情况下实现了优化的身份验证性能.
  • 该CBS提供了一个可扩展和高效的解决方案,用于智能运输系统的安全认证.