Privacy in Location Based Services

摘要

The Location Based Services market, with the boom of new and more capable smart-phones with location awareness, is predicted to rapidly grow. New capabilities and services not only attract new customers but also disclose new problems to be solved. One of the major issues is the protection of the users' location privacy. This paper explores recent advances in privacy in Location Based Services and summarizes techniques proposed to preserver users' privacy. Paper also outlines some of the unresolved interesting problems.