A steganographic method based upon JPEG and quantization table modification

@article{Chang2002ASM,
  title={A steganographic method based upon JPEG and quantization table modification},
  author={Chin-Chen Chang and Tung-Shou Chen and Lou-Zo Chung},
  journal={Inf. Sci.},
  year={2002},
  volume={141},
  pages={123-138}
}
Steganography is an alternative to cryptography in which the secrete data is embedded into the carrier in such way that only carrier is visible which is sent from transmitter to receiver without scrambling. The combination of cryptography and steganography provide high level security to the secrete information. Cover image is known as carrier image and is the original image in which the secret data ie., the payload is embedded. The unified image obtained after embedding the payload into the… CONTINUE READING
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