An apparatus in an illustrative embodiment comprises at least one processing device comprising a processor coupled to a memory. The processing device is configured to determine a representation characterizing data from one or more sensor devices of at least one sensor network, to determine a privacy impact indicator for the data, to provide the representation and its associated privacy impact indicator for presentation in a user interface of a user device, and to control access to information relating to at least portions of the data by one or more third party service providers based at least in part on user permission feedback relating to the representation and its associated privacy impact indicator as presented in the user interface of the user device. Other illustrative embodiments include methods and computer program products.