1. A method comprising: receiving data related to an individual, the data comprising a plurality of elements of personally-identifying information (PII); building, via the plurality of elements of the PII, a compositional key for the individual; storing the compositional key and a biometric print for the individual as a biometric record in a biometric repository; and via the compositional key, providing a plurality of federated entity (FE) computer systems with access to the biometric repository.