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NCoP:无用户协作的LBS隐私保护方法

DOI: 10.13190/j.jbupt.2014.06.018, PP. 86-90

Keywords: 隐私保护,基于位置服务,时空匿名,不经意传输

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Abstract:

位置k-匿名技术假设匿名集内的用户具有相同的安全性,这与现实情况不符.借鉴安全多方计算理论,提出了一种分布式结构下的无用户协作位置隐私保护方法.该方法仍然基于时空匿名思想,利用不经意传输概念设计了隐私感知查询协议.安全性分析和仿真实验结果表明,该方法不仅满足位置k-匿名和位置模糊的条件,而且取得了更高的隐私性.

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