Digital watermarking is the best way to protect intellectual property from illicit copying. Digital watermarks hide the identity of an image or audio file in its noise signal. A pattern of bits inserted into a digital image, audio or video file that identifies the files copyright information. The purpose of this paper is to provide copyright protection for intellectual property that's in digital format. In this career we review digital watermarks an application of steganography.
Vaezi, Seyed Kamal, "A Review of Copyright Protection Approaches in Electronic Commerce (Watermarking Method)" (2005). ICEB 2005 Proceedings. 75.