Patent ID: 8806558
Filing Date: 2014-08-12
Classification: H04L,H04N

Abstract:
1. A machine-implementable method for uniquely watermarking content objects according to end user identity, comprising: transcoding an original content object to form a transcoded content object, the transcoded content object having a format that is compatible with: storing the transcoded content object in a storage medium that is accessible by one or more points of presence (POPs) of a content delivery network; receiving, at one of the one or more POPs of the content delivery network, a first request and a second request for the transcoded content object from first and second end user systems respectively, wherein adding, by the one of the one or more POPs of the content delivery network, first and second uncorrected digital watermark information to the transcoded content object to form respective first and second uniquely watermarked content objects, wherein: transmitting the first and second uniquely watermarked content objects from the one of the one or more POPs of the content delivery network to the first and second end user systems respectively.