车载自组织网匿名接入认证机制研究综述

摘要

VANET has an attractive prospect, it faces serious security issues but at the same time. Access authentica-tion and privacy protection will play important roles to address the issues. A detailed survey on the literature anonymous authentication mechanisms of VANET in terms of their implementation approaches were presented such as anonymous credential and digital signature. The advantages and disadvantages of each mechanism were elabo-rated and the novel research directions were also given with the help of analysis.%车载自组织网络具有良好的发展前景，但同时面临严重的安全问题，其中接入认证及隐私保护是确保VANET安全的基础。对现有VANET匿名接入认证方案进行了分类综述，对比分析各方案的优点和缺点，如匿名证书和数字签名，最后，指出该领域未来的研究重点和方向。