Method and apparatus for downloading DRM module

摘要

A Digital Rights Management (DRM) service system providing digital content to which DRM technology is applied, when one or more DRM content is provided to a client device, download information for a DRM module capable of installing a DRM agent corresponding to a DRM system applied to the DRM content is provided together, making it possible for the client device to download the DRM module based on the download information, install the DRM agent, and use the DRM content.

主权项

1. A method for downloading a Digital Rights Management (DRM) module by a client device in a service system providing DRM content, comprising:
receiving, by the client device, a content file including the DRM content; acquiring, by the client device, DRM download information included in the content file, the DRM download information including a unique identifier of a DRM module and an address of a DRM download server; requesting, by the client device, the DRM module from the DRM download server having the address included in the DRM download information, by the client device transmitting to the DRM download server, a DRM module request message including the unique identifier of the DRM module included in the DRM download information and purchase information verifying a purchase of the DRM content; receiving, by the client device, the DRM module from the DRM download server; installing, by the client device, a DRM agent corresponding to a DRM system of the DRM content using the DRM module; acquiring, by the client device, a license corresponding to the DRM system using the DRM agent based on license acquisition information included in the content file; and decrypting, by the client device, the DRM content using the license.