关于各类图象的攻击,如果滤波,噪音,锐化,JPEG压缩-Attacks on all types of images, if filtering, noise, sharpening, JPEG compression, etc.

简要地讨论了在数字图像恢复水印方法，并且提出相关的当前和今后的安全信息系统（CSIS）工作中心。-briefly discuss a method of recovering watermarks in digital images after such attacks and introduce related current and future work in the Center for Secure Information Systems (CSIS).