Location Privacy in Location Based Services: Unsolved Problem and Challenge

Location Based Services (LBS) is one of the emerging technologies in the mobile, networking and information services. LBS, the branch of computer program-level services used in various fields and support, the application are broadly classified as Maps and Navigation, Information service, Tracking service, Games, Social networking, Vehicular navigation and Advertising. Location is mainly determined into two levels such as internally by a device or externally by systems and kind of networks with which the device interrelates. The advanced mobile networking and communication lend a hand to the civilization with various location based mobile application but while concerning about location privacy, there is most prominent question from the society, how about my location privacy? This article reviews a selected level of privacy in location based services that have been published in the different research journal. The review throws light on the threat and remedy on location privacy in the location based application and services that are represented.