基于图像的数字水印攻击技术的研究

Research of image-based watermarking attack algorithms

对水印攻击的鲁棒性是数字水印技术的基本要求,许多算法均称对各种常用变换具有很高的鲁棒性,相对地,为了验证水印算法的鲁棒性,人们提出了许多水印攻击技术。对基于图像的数字水印攻击技术进行了详尽的概括总结,展示出这一领域的发展趋势,并提出了亟待克服的核心问题。

Digital watermarking techniques are proposed to meet the urgent requirement. Robustness against attack is the basic demand of digital watermarking. Many algorithms claim to be robust against various transformations, and in order to verify the robustness,lots of attack techniques have been developed. This paper summaried digital image watermark attack algorithms comprehensively and introduced some unresolved problems. Finally, it proposed promising directions.