Stegano 0.6
$ sudo pip3.5 install --upgrade Stegano
$ curl -s https://www.cedricbonhomme.org/images/blog/2016/08/wall.png -o wall.png
$ echo -e `lsb-set reveal -i wall.png -g eratosthenes`
$ sudo pip3.5 install --upgrade Stegano
$ curl -s https://www.cedricbonhomme.org/images/blog/2016/08/wall.png -o wall.png
$ echo -e `lsb-set reveal -i wall.png -g eratosthenes`