Steganography. Ben Lee III Long Truong ECE 478 - Spring 2002. Definition. Steganography: (from Greek steganos, or "covered," and graphie, or "writing") is the hiding of a secret message within an ordinary message and the extraction of it at its destination
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Ben Lee III
ECE 478 - Spring 2002
LSB of original image
Applying a filter to the original image’s LSB shows that there is a hidden message
8-bit palette8-bit steganographic image