Data providing device, operation device, and data processing device

摘要

A service providing device (400) includes: one-time PW generating processing section (435) which generates, for each operation device (300), authentication information for use in authentication processing carried out by the service providing device (400) in a case where the service providing device (400) is accessed by a display processing device (200); and an image data generating processing section (436) which (i) generates operation data including the authentication information generated and processing specifying information specifying the authentication processing, and (ii) transmits the operation data thus generated to the operation device (300).