A modified secure digital image steganography based on Discrete Wavelet Transform

作者: G Prabakaran , R Bhavani , None

DOI: 10.1109/ICCEET.2012.6203811

关键词:

摘要: Steganography, the secret image is embedded in cover and transmitted such a way that existence of information undetectable. The digital images, videos, sound files other computer can be used as carrier to embed information. In this paper, we propose modified secure high capacity based steganography scheme hiding large-size into small-size image. Arnold transformation performed scrambles Discrete Wavelet Transform (DWT) both images followed by Alpha blending operation. Then Inverse Transformation (IDWT) applied get stego We have investigated performance our comparing various qualities results show proposed algorithm for highly secured with certain strength addition good perceptual invisibility.

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