Digital Steganography Utilizing Features of JPEG Images(Image)
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概要
- 論文の詳細を見る
This paper proposes a new steganographic method utilizing features of JPEG compression. The method embeds secret information using the number of zeroes in a block of quantized DCT coefficients in minimum coding units (MCU) of JPEG images. In the method, we can embed secret information into JPEG images with degradation like that by JPEG compression. Furthermore, the method causes little change of the histogram of quantized DCT coefficients, so it is hard to perceive secret information embedded by the method. The method mainly modifies boundaries between zero and non-zero DCT coefficients, so we can use the low frequency side of DCT coefficients for another steganographic method.
- 社団法人電子情報通信学会の論文
- 2004-04-01
著者
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SHIOZAKI Akira
Graduate School of Engineering, Osaka Prefecture University
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Shiozaki Akira
Graduate School Of Engineering Osaka Prefectural University
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Iwata Motoi
Graduate School Of Engineering Osaka Prefecture University
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Iwata Motoi
Graduate School Of Engineering Osaka Prefectural University
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MIYAKE Kyosuke
Graduate School of Engineering, Osaka Prefecture University
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Miyake Kyosuke
Graduate School Of Engineering Osaka Prefecture University
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