9. A system for conducting matching transactions in accordance with claim 8 , said authentication system being further configured to: update the genuine matching score distribution with at least one genuine matching score generated during a matching transaction; and update the imposter matching score distribution with at least one imposter matching score generated during the matching transaction.
8. A system for conducting authentication matching transactions comprising: an authentication system including an authentication database, said authentication system being configured to communicate with devices and to store within said database authentication data for a plurality of individuals, matching scores, and matching score distributions; and a device configured to communicate with at least said authentication system and to capture biometric data positioned freely with respect to said device, said authentication system being further configured to generate an authentication biometric template from captured biometric data, conduct matching transactions between the authentication biometric template and enrollment biometric templates stored therein, and between the authentication biometric template and imposter biometric templates stored therein, generate a genuine matching score distribution and an imposter matching score distribution, and calculate a maximum genuine matching score and a minimum imposter matching score, and confirm an identity of an individual associated with the captured biometric data when the minimum imposter matching score is greater than the maximum genuine matching score.