Abstract:
Provided are a system renewability message providing method, a system renewability message using method and an apparatus thereof. The system renewability message providing method, includes: creating system renewability message container information including revocation list information for contents protection; and defining the system renewability message container information as an International Organization for Standardization (ISO) base media file format and distributing the system renewability message container information to a terminal.
Abstract:
Provided is a contents protection providing method, a protected contents consuming method and an apparatus thereof. The contents protection providing method includes: creating protected scheme information; and transmitting the protected scheme information to a terminal, wherein the protected scheme information includes: scheme type information including identification (ID) information of a protection scheme; and scheme information including detailed information of the protection scheme.