Steganography in image using discrete wavelet transformation
نویسندگان
چکیده
In this paper, we propose a new algorithm of steganography to allow simultaneous hiding secret message and small-size image into an large-size image. To hide the secret message in small image we use the Least Significant Bit (LSB) substitution, and the method for hiding the image in the image cover use Discrete Wavelet Transformation (DWT). The proposed method results in increasing the secret message capacity and security level. The secret message won't be visible after embedding and can be extracted later. Key-Words: LSB, wavelet, steganography, high capacity, pixel matrix, hide message.
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