LBS server provides location based information to all user which is present in particular region[12]. But for getting these information from server user must be share his private information to the server. Server stores all information about user. Then it gives the result(response) for user requested query on the LBS provides is self-verifiable, i.e., users can authenticate the authenticity of the server response. This has to be work various types in system, the user mobile authorized the Digisign of LBS through public key.