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标题: 用于数字车钥匙的UWB技术实现的测距安全吗?  [查看完整版帖子] [打印本页]

时间:  2025-7-29 11:41
作者: fresnelgang     标题: 用于数字车钥匙的UWB技术实现的测距安全吗?

针对UWB安全测距【1】的Ghost Peak攻击【2】,我们提出了两种方法【3】【4】:
(1)提出了基于动态时间规整(Dynamic Time Warping,DTW)算法的攻击检测算法,该检测算法判定目标为环境中存在/不存在攻击者;提出了连续性检查探测ghost peak,基于前期大量实测,建立Ghostp Peak攻击成功的统计模型;实现了基于自编码器的攻击检测,及基于信道互易性的抗攻击方案【3】。

(2)基于随机跳时的UWB抗攻击方案:仿真分析了跳时模式与抗攻击性能的关系,并开展了实验,验证了抗攻击方案的可行性【4】。

参考文献:
【1】"IEEE Draft Standard for Low-Rate Wireless Networks Amendment: Enhanced High Rate Pulse (HRP) and Low Rate Pulse (LRP) Ultra Wide-Band (UWB) Physical Layers (PHYs) and Associated Ranging Techniques," in IEEE P802.15.4z/D07, March 2020 , vol., no., pp.1-171, 10 March 2020.
【2】Leu P, Camurati G, Heinrich A, et al. Ghost Peak: Practical Distance Reduction Attacks Against HRP UWB Ranging[J]. arXiv preprint arXiv:2111.05313, 2021.
【3】Gou W,  Yu C,  Wu G. Resilient Random Time-hopping Reply against Distance Attacks in UWB Ranging[C]// IEEE Vehicular Technology Conference Spring (VTC-S),  Oslo, Norway, June 17-20, 2025. (arXiv:2406.06252)

【4】Gou W, Yu C, Ma J, et al.  Channel Reciprocity Based Attack Detection for Securing UWB Ranging by Autoencoder [C]// 2024 IEEE/CIC Int. Conf. Commun. in China, Hangzhou, China, Aug. 9-11, 2024: 509-514.




时间:  2025-7-29 13:30
作者: a838899

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时间:  2025-7-29 14:29
作者: wen2008188






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