1. A non-transitory computer readable medium comprising computer executable instructions that when executed cause at least one processor to: extract an interior of a halftone of an image of printed media, wherein at least a portion of the interior of the halftone is encoded with a print signature; access a reference signature stored in a registry, wherein the reference signature includes encoded payload information, wherein the halftone is encoded with a payload to form a mapping between the print signature and the payload information; and verify that the printed media is authentic based on a comparison of the print signature and the payload information.