1. A method for enhancing the accuracy performance of authentication systems comprising: determining, by a processor, at least one enrollment phrase from an enrollment phrase registry and at least one new verification phrase for a desired transaction, the at least one enrollment phrase being an authentication data requirement; capturing, by the processor, authentication data in accordance with the authentication data requirement and biometric data for the at least one new verification phrase from the user; and adding, by the processor, the at least one new verification phrase to the enrollment phrase registry after successfully authenticating the user.
2. A method in accordance with claim 1 , further comprising determining that the biometric data captured for the at least one new verification phrase corresponds to the determined at least one new verification phrase.