Sharing sensor data of a first device with a second device includes obtaining a set of point data from at least one of a sensors located in the first device, generating a first property data of the first subset of point data based on the first subset of point data, generating a sharing data including at least a portion of the first subset of point data and the first property data, and transmitting the sharing data to the second device. If a class of a first object included in the class information a class in which personal information must be protected, a content of the sharing data includes a privacy protection data in which the first subset of point data is processed such that personal information of the first object does not identified by the second device.