An Improved Web Page Watermarking 英语论文.docVIP

An Improved Web Page Watermarking Zhu Ping1, Ding Wei2, Lu Ming2 College of Information and Security Engineering, Wuhan, 430070 College of Computer Science and Technology, Wuhan, 430070 Abstract: Web Page Watermarking is a research branch of the text watermarking. It is relatively difficult to embed the watermarking into the Web Page. For the particularity of the Web Page, this paper proposes an effectively improved Web Page Watermarking program which can not only protect the Web Page’s completeness from tampering, but also can protect the whole Web site’s copyright, integrity and consistency. This program, which can be effectively used for copyright protection, is able to test whether the Web Page suffers tampering, and to locate tampering. Keywords: Text Digit Watermarking, Web Page Watermarking, Fragile Watermarking, Robust Watermarking Introduction The Digital Watermarking Technology, the basic idea of which derives from the early steganography technique, secretly embeds the specific markers into the digital content. This kind of markers usually is invisible, and only can be seen through the special detector or reader. According to the different types of the carrier, the digital watermarking technology can be divided into Text Digit Watermarking, Image Watermarking, and Video Watermarking. The text usually consists of words, sentences, paragraphs, punctuations and other regular structures. It is not easy to embed the watermarking into the text and not to be found by invaders. With little redundant information in the text, the common text digital technology includes: the shift coding, word shift coding and feature coding and so on. The Web Page Watermarking in this paper is one of the text digital watermarking. Web Page is different from the ordinary plain text document. HTML document is a non-formatted text with labels and web page information constituted. Labels, not case-sensitive, is used to control the format and the display effect of web page information, a