Install gifshuffle by entering the following commands in the terminal:
sudo apt update sudo apt install gifshuffle
Description:
Steganography program to gif images
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. . 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.
Homepage: http://www.darkside.com.au/gifshuffle/
Version: 2.0-1
Section: universe/misc