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Supported DRM Solutions
The following three DRM solutions are supported by Motorola handsets.
•
Forward Locking – Forward locking construct defined by the OMA DRM specification. Similar to NDIS
implementation in MMS/EMS.
•
Combined Delivery – The OMA Combined Delivery mechanism is an extension of OMA forward
locking. The Combined Delivery mechanism differs by including a rights object within the DRM
message that governs the consumption of the content included along with the rights object. A handset
that supports Combined Delivery supports OMA forward locking.
•
Separate Delivery – The OMA Separate Delivery mechanism is an extension of OMA Forward
locking. The Separate Delivery mechanism differs by delivering the content and the rights object
separately. The W760r/VA76r
Download
Forward Lock files are downloaded within a DRM message. The download manager recognizes the DRM
message of MIME type 'application/ vnd.oma.drm.message' as a valid file type.
The download manager discards any DRM message that contains more than one media object within the
DRM message.
OMA Combined Delivery is downloaded within a DRM message and consists of a media object and a
rights object. The download manager recognizes the DRM message MIME type and the MIME type
'application/vnd.oma.drm.rights+xml' as a valid file type. A single media object in the body of the DRM
message, that is encoded in the following identity transfer encoding '7bit', '8 bit', and 'binary,' is accepted
by the download manager.
W760r/VA76r Media Guide
handset
supports retrieving rights via WAP Push.
Page 35
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