Science & Engineering Research Support soCiety (SERSC)
The popularity of location-based services leads to serious concerns on user privacy. It is very easy for a person to know their location with the help of devices having GPS facility. When user's location is provided to Location Based Services (LBSs), it is possible for user to know all location dependent information like location of friends or nearest restaurant, weather or traffic conditions. The massive use of mobile devices paves the way for the creation of wireless networks that can be used to exchange information. When the exchange of information is done amongst entrusted parties, the privacy of the user could be in harmful.