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Security and Privacy Issues for Inter-vehicle Communications in VANETs

机译:VANET中车辆间通信的安全性和隐私问题

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Vehicular ad hoc network (VANET) is an emerging type of networks to allow vehicles on roads to communicate for driving safety. An vehicle can broadcast messages (e.g. accident information) to other vehicles. These messages may have impact on other vehicles as well as the traffic control system, so all messages must be signed and authenticated. On the other hand, privacy should be enforced while the real identity of the sender should be traceable by authorized party. In this poster, we first discuss the limitations of existing solutions. In particular, we describe an impersonation attack to one of the schemes, highlight the problem of communications overhead, and effectiveness of the message verification procedure. Then, we present the main ideas of our proposed scheme which can be shown to be secure and more effective than existing schemes.
机译:车载自组织网络(VANET)是一种新兴类型的网络,允许道路上的车辆进行通信以提高驾驶安全性。车辆可以向其他车辆广播消息(例如事故信息)。这些消息可能会影响其他车辆以及交通控制系统,因此所有消息都必须经过签名和验证。另一方面,应强制执行隐私,而发件人的真实身份应由授权方跟踪。在此海报中,我们首先讨论现有解决方案的局限性。特别是,我们描述了对其中一种方案的模拟攻击,突出了通信开销的问题以及消息验证过程的有效性。然后,我们介绍了我们提出的方案的主要思想,可以证明它比现有方案更安全,更有效。

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