A Review on Digital Image Watermarking

Abstract

-There has been an increase in broadcasting media since the beginning of this century, because many techniques had been developed to solve this problem. Watermarking is the greatest bet from many researches around the world. Digital watermarks can be used by a lot of applications like: copyright protection, broadcast monitoring and owner identification. In this paper, we will show a classification of watermarks, propose a basic model for watermarking and explain some recent algorithms for image watermarking and their features, citing examples applicable to each category.