在车辆网络物理系统 (VCPS) 中,基于几何信任的安全定位技术用于应对GPS中断和位置错误的弹性
Nithiyanandam N1, Rajesh M2, Sitharthan Ramachandran3
1Department of Computing Technologies, SRM Institute of Science and Technology, Kattankulathur Campus, Chengalpattu District, Kattankulathur, India.
Scientific reports
|December 15, 2023
概括
本研究介绍了用于车辆网络物理系统 (VCPS) 的安全和准确的车辆定位方法. 这种新的方法使用几何原理和信任计算来克服GPS错误和恶意攻击.
科学领域:
- * 车辆网络物理系统 (VCPS)
- * 智能交通运输系统
- * * 网络安全 网络安全
背景情况:
- * 由于其非决定性的性质,车辆交通管理是复杂的.
- *现有的车辆定位方法,通常是基于GPS的,存在位置错误和像Zig-Zag和恶口攻击这样的漏洞.
- *安全可靠的车辆定位对于高级VCPS功能至关重要.
研究的目的:
- * 为动态移动的车辆提供无错的安全通信环境.
- * 开发一种强大的车辆定位技术,能够抵御GPS故障和动态道路轨迹.
- * 提高车辆网络对恶意节点活动的安全性.
主要方法:
- * 基于数学几何学的新型定位技术的开发,旨在处理GPS中断.
- * 集成扩展卡尔曼波器用于预测路线和邻近车辆位置估计.
- * 实施基于信任的计算机制,用于验证消息真实性和减轻恶意节点.
- *使用NS2进行模拟,在各种场景下评估性能,包括错误的位置,GPS中断和恶意攻击.
主要成果:
- * 拟议的几何定位模型有效处理GPS中断和车辆动态.
- * 扩展卡尔曼波器有助于准确预测邻近车辆的位置.
- *基于信任的计算成功识别和减轻恶意节点,增强网络安全.
- *与现有方法相比,模拟结果表明性能和安全性优越.
结论:
- * 拟议的本地化技术为VCPS提供了显著的准确性和安全性改进.
- * 整合几何定位,基于EKF的路由和信任计算,为车辆定位提供了强大的解决方案.
- *这种方法提高了智能运输系统的可靠性和安全性.
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