US Patent 9129118 Mapping identifying information

A technology is described for making a decision based on identifying without disclosing the identifying information. The method may include receiving a mapping value that represents identifying information that has been converted into a mapping value. A request for data associated with the identifying information may be made by providing the mapping value as a proxy for the identifying information whereby the data associated with the identifying information may be located using the mapping value and returned to a requesting client or service.