伴随着车联网技术的飞速发展,其所面临的安全威胁日渐凸显,已引起学术界、工业界和政府部门的普遍关注.作为在智能交通中具有典型性和先进性的车联网,较之传统的互联网,因其应用环境更加特殊、组网更加复杂、管理更加困难,其安全威胁更加突出.从数据通信角度出发,提出车联网的安全架构,重点从车域网安全、车载自组网安全和车载移动互联网安全3个方面分析存在和面临的安全威胁.%With the rapid development of Internet of Vehicles(IoV) technology,its security threats have become more and more ob vious and received much attention in academia,industry and government department.As one of the intelligent transportation,IoV is typical and advanced.Compared with the traditional Internet,because of its special application environment more,more complex networking and management more difficult,the more prominent security threats of IoV.From the perspective of data communication,this paper put forward the IoV security architecture,mainly analyzes the vehicle area network security threats,vehicular ad hoc networks security threats and vehicular mobile Intemet security threats.
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