Methods and systems for generating consumer payment credentials using an Internet-connected appliance. In an embodiment, a primary Internet-connected appliance receives purchase transaction information from a secondary appliance. The process also includes generating a purchase transaction authorization request based on purchase transaction information and on payment account credential data that is stored locally in a dedicated storage element, transmitting the purchase transaction authorization request via the Internet to a gateway server computer, receiving a purchase transaction authorization response, and transmitting the purchase transaction authorization response via a domestic network to the secondary appliance for display to a consumer.