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Information hiding techniques have become an important research area in recent years, ever since researchers realized that developing techniques to solve unauthorized copying, tampering, and distribution of multimedia data via Internet was urgent. In this paper we introduce a method for hiding an important image(gray level image) to into host image(colored image) using chaotic return maps.In this method. The size of images can be equal. Experimental results show that the method is secure and robust to destroying the image.
Date of Conference: 20-22 Dec. 2008