The Application of Information Hiding Technology to Electronic Assignment Anti-Plagiarism

Plagiarism is a problem for educators all over the world. With the popularity of computers and networks, many teachers give the electronic assignment to their students in the university. But students copy electronic assignment more and more commonly. Information hiding technology is mainly used in the image copyright protection and covert communication currently，here information hiding technology is used in the field of electronic coursework anti- plagiarism creatively. The experimental program can embed the information of originators into the characters of assignment by high robust watermarking algorithm. As the assignment with watermarking is copied by others, the program can detect the similar parts and locate the source of plagiarism accurately and quickly.