a4 the apparatus of a wherein said content comprises video a5 the apparatus of a3 wherein the identifier is related to a user license a6 the apparatus of a3 wherein the identifier comprises a player identifier a7 the apparatus of a3 wherein the identifier is determined solely by the watermark embedder communicating the users and related times for storage in a data record causing without user input unmarked video to be steganographically marked upon a copy or transmission of the video wherein the steganographic marking embeds an identifier that is uniquely associated with the computer system or data record b1 the method of b wherein upon receipt of a timestamp said method further comprises indexing the data record with at least a portion of the time stamp to identify a user c a method to forensically identify content leaked from a video workflow comprising upon rendering of content by a movie executive steganographically embedding a device specific identifier in the content wherein the device specific identifier is determined based on decryption keys to decrypt duplicate encrypted segments in the content and having described and illustrated the principles of the technology with reference to specific implementations it will be recognized that the technology can be implemented in many other different forms to provide a comprehensive disclosure without unduly lengthening the specification applicants incorporate by reference the u s patent documents referenced above the methods processes and systems described above may be implemented in hardware software or a combination of hardware and software for example the auxiliary data encoding processes.