Patent attributes
An age verification method performed at a mobile device comprises: receiving, from a point-of-sale terminal, a request for a payment credential, the request comprising a data element indicative of age requirement data; verifying, using at least one sensor, an identity of a user of the mobile device; responsive to said verifying, initiating, by a digital wallet application executing on the mobile device, an age verification request to a digital identity application, the age verification request comprising the age requirement data; generating a response message that comprises a response from the digital identity application to the age verification request; and transmitting, to the point-of-sale terminal, the response message and the payment credential for initiation of a transaction authorization request.