Evaluating And Improve On Covert Communication Techniques Based On Information Hiding

Information hiding is a new technology area including many subject theories and technologies. It protect the existence form of secret information. Secret information was hided in carrying information by information hiding technology. This paper introduced the concept, the radical former ,the radical character, the application area and study trend by the numbers .In this paper, we evaluated the software was designed by information hiding in performance, through many evaluating software and the analytic software that designed by ourselves. Base on this evaluation, author developed image manipulating software by the image scrambling arithmetic. It greatly improved the capability and resistance of the software that designed by ourselves.