A request from a party is received by a receiver from a remote system. The request from the party is received when the party attempts to obtain a service using the remote system. A selective determination is made to request, over a network, authentication of the party by a remote biometric system. A request is sent to the remote system for the party to provide a biometric sample responsive to determining to request authentication of the party. The service is provided contingent upon authentication of the party by the remote biometric system.