Networked authentication systems and methods are described including using a mobile network operator (MNO) agent in communication with an authentication system, a data storage, and a wireless handset via a network, the MNO agent configured to, receive a request for validated data denominations from the wireless handset via the network, generate data denomination corresponding to the requested denomination, retrieve, from the data storage, numbers of validator strings corresponding to the requested data denomination, wherein the validators are received from the authentication system prior to and/or after receiving the request, and append the corresponding number of validator strings to the requested data denominations.