Patent ID: 11882341
Assignee: SYNAMEDIA LIMITED
Field: Audio-visual technology (Electrical engineering)
Classification: CPC H  G | IPC G  H

Claim 18:
19. A device hosting a key provider, a video server, an embedder and encryptor, and a report server, the device comprising:
one or more processors;
one or more non-transitory memory; and
one or more programs stored in the one or more non-transitory memory, which, when executed by the one or more processors, cause the device to:
prepare, by the embedder and encryptor, a media content stream embedded with multiple parts of a key, including encoding the media content stream and embedding the multiple parts of the key in sections of the encoded media content stream, wherein the key provided by the key provider is associated with proof of viewing the media content item stream provided by the video server at a client device during a playback session of the media content stream;
cause, by the embedder and encryptor, the client device to decode the media content stream, including causing the client device to decode the sections in order to play the media content stream during the playback session and obtain the multiple parts of the key from the sections; and
receive, by the report server, an indication of the client device having accumulated a set of the multiple parts as proof of viewing.