Irdeto, the developers of the anti-piracy software Denuvo, announced a new tool that will allow game developers to easily track leaks back to its original source.
According to the article this is a watermark for the game file. Which could be hidden by modifying certain parts of the game in a way that functions the same but results in a unique file for each copy distributed. (Similar to adding a unique pattern of double spaces to a word document.) Without knowledge of the watermarking algorithm a leaker couldn’t be sure the watermark has been removed/obscured.
According to the article this is a watermark for the game file. Which could be hidden by modifying certain parts of the game in a way that functions the same but results in a unique file for each copy distributed. (Similar to adding a unique pattern of double spaces to a word document.) Without knowledge of the watermarking algorithm a leaker couldn’t be sure the watermark has been removed/obscured.