Patent ID: 9311456
Filing Date: 2016-04-12
CPC Classification: G06F,H04L

Claim Text:
1. In a content playback device capable of locally playing back content and equipped with a digital rights management agent, a method of acting on a secure content object, the method comprising: obtaining, by the content playback device, a digital certificate identifying an action to be performed on the secure content object, said digital certificate including a plurality of unique identifiers corresponding respectively to a plurality of trusted processing components for collectively performing the action on the secure content object; selecting, by the content playback device using said digital certificate, said plurality of trusted processing components to collectively perform the action identified by said digital certificate on the secure content object; authenticating, by the content playback device, each of the trusted processing components using said associated corresponding unique identifiers prior to the respective processing component operating on the secure content object; causing a change in a memory of the content playback device to indicate that each of the trusted components has been authenticated; and performing the action identified by said digital certificate on the secure content object.