作为一种数字产品版权保护的新方法,数字水印技术越来越受到人们的关注。但是 如何有效在大型网络中检测数字水印,仍然是一个具有挑战性的问题.本文提出了一种基于移动 agent 的数字水印模型,通过建立移动agent 平台来实现水印的检测。. 关键词: 数字水印,移动agent,版权保护 Abstract: as a new method for copyright protection, digital watermarking technique has attracted a lot of attention and many schemes are presented in recent years. however,it is a challenging task to searching watermarks from the data distributed over the large computer network. In this article ,turn to developing a digital watermark technology which based on a mobile agent .it can detects watermarks bu setting up mobile agent platforms. Keywords: digital watermarking, mobile agent ,copyright protected