一种安全的信息隐藏范式及其在二值图像上的实现.pdf

9 Vol. 33 No. 9 2005 9 ACTA ELECTRONICA SINICA Sep. 2005 1 1 1 1 2 林代茂 , 郭云彪 , 胡 岚 , 周琳娜 , 牛夏牧 ( 1 , 100091; 2, 150001) : , . , : . , . : ; ; ; : TN9182 : A : (2005) A Secure Paradigm of Information Hiding and the Realization in Binary Images 1 1 1 1 2 LIN Daimao , GUO Yun iao ,HU Lan , ZHOU Linna , NIU Xiamu (1. Bejiing App lication Institute of Electronic Technology, Beji ing 100091, China; 2. Inf ormation Countermeasure Technique Research Institute,Har in,Helongj iang 150001, China) Abstract: The security of information hiding is of great importance.A secure paradigm of information hiding which is fulfilled y simulating natural operation is suggested.A scheme to realize this secure paradigm in inary imagesusing scanning operation is pro posed and a more efficient practical method is also presented ased on morphological theory.The matrix encoding is applied to increase the em edding capacity. Key words: information hiding; secure paradigm; scanning; inary image 1 , . , , , . , , , . , BMP , 2 BMP , , , , , , . , , . . . , [ 1] , , ( 1) . , 1, , ( ) . , . , , , , , . , . : : :