Abstract
Digital watermark can be used for image ownership verification or authentication. In this paper, we propose a new image authentication plan concentrating on its security performance. Digital watermark is first turbo coded, scaled and then processed in wavelet domain. To enhance security level, public key cryptosystem is utilized to replace traditional watermark key. Simulation results are finally given by experiment.
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Foundation item: Supported by the National Natural Science Foundation of China (90104005) and the National High Technology Research and Development Program of China (2001AA144060)
Biography: YANG Qing (1977-), male, Ph. D. candidate, research direction: digital watermark, coding theory.
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Qing, Y., Ke-fei, C. A secure public-key image authentication plan. Wuhan Univ. J. Nat. Sci. 10, 289–292 (2005). https://doi.org/10.1007/BF02828671
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DOI: https://doi.org/10.1007/BF02828671