gifshuffle - 2.0-1 main

gifshuffle is a program that allows one to hide encrypted messages within
images in GIF format. Its use in security can be considered in the forensics
field. Cryptography students can also benefit from this program is considering
its applicability in steganography.
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Used to conceal messages in GIF images by shuffling the colourmap, which
leaves the image visibly unchanged. gifshuffle works with all GIF images,
including those with transparency and animation, and in addition provides
compression and encryption of the concealed message.