Question: Explain PVD(Pixel Value differencing) steganography using the figure below. Gray values of a pixel pair New gray values after inverse differencing 50 65 + +

Explain PVD(Pixel Value differencing) steganography using the figure below. Gray values

Explain PVD(Pixel Value differencing) steganography using the figure below. Gray values of a pixel pair New gray values after inverse differencing 50 65 + + 8 New gray value difference 23 + Gray value difference 1010011... Bit stream of secret message Quantization ranges from 0 through 255

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