方便地从互联网获取信息和服务, 移动互联网应运而生并迅猛发展. 然而,
移动互联网在移动终端, 接入网络, 应用服务, 安全与隐私保护等方面还面临着一系列的挑战 …

摘要随着无线通信技术和智能移动终端的快速发展, 基于位置的服务(Location
basedServices, LBS) 在军事, 交通, 物流等诸多领域得到了广泛应用, 它能够根据移动对象的 …

Mobile devices equipped with positioning capabilities (eg, GPS) can ask location-dependent
queries to Location Based Services (LBS). To protect privacy, the user location must not be …

The increasing trend of embedding positioning capabilities (for example, GPS) in mobile
devices facilitates the widespread use of location-based services. For such applications to …

Nowadays, mobile users with global positioning devices canaccess Location Based
Services (LBS) and query about pointsof interest in their proximity. For such applications to …

The ubiquity of mobile devices with global positioning functionality (eg, GPS and AGPS) and
Internet connectivity (eg, 3G andWi-Fi) has resulted in widespread development of location …

In this article, we present a new privacy-aware query processing framework, Capser*, in
which mobile and stationary users can obtain snapshot and/or continuous location-based …

This paper tackles a privacy breach in current location-based services (LBS) where mobile
users have to report their exact location information to an LBS provider in order to obtain …

Location privacy is an important concern in participatory sensing applications, where users
can both contribute valuable information (data reporting) as well as retrieve (location …

Privacy preservation has recently received considerable attention for location-based mobile
services. In this paper, we present location-dependent attack resulting from continuous and …