FooCrypt, A Tale Of Cynical Cyclical Encryption

Provides you with the total peace of mind over the SECURITY & PRIVACY of YOUR DATA via
Cryptography & Steganography

Download FooCrypt.X.Y.Z.Core Documentation
Download FooCrypt.X.Y.Z.Core White Paper


Linux Install

Requirements :

  • Install the Ubuntu packages required by FooCrypt

sudo apt install ksh expect tcl tk binutils gzip unzip { enter your password when prompted }

sudo apt install firefox evince { enter your password when prompted }

*firefox is required for viewing HTML [ Online ] & PDF Documentation From The FooCrypt Help Menu
*evince is the standard Ubuntu PDF viewer for viewing the PDF Documentation From The Filesystem

  • Update your .profile

echo export PATH=\${PATH}:/opt/FooCrypt >> ${HOME}/.profile

Pre FooCrypt.2.1.1 required you to set the DISPLAY variable manually, DISPLAY=:0 this is now set internally by FooCrypt.2.1.1+

echo export DISPLAY=:0.0 >> ${HOME}/.profile

*Note : RPM packaging systems

  • FooCrypt is NOW offered in a RPM package format, built on Fedora 31

sudo yum install ksh expect tcl tk binutils gzip unzip

sudo yum localinstall foocrypt-X-Y-Z-core-linux_x86_64.rpm

  • To install using dpkg

dpkg can be installed via the latest epel-release by following the instructions for your Linux installation @

The FooCrypt install requirements should be installed via yum

The DEBIAN package requirements defined in the FooCrypt Debian package will fail, so you should manually check that all required packages for your installation are available to FooCrypt by running /opt/FooCrypt/FooCrypt -c and fixing any errors.


To Install : [  DEBIAN ]

FooCrypt, A Tale Of Cynical Cyclical Encryption

Version : FooCrypt.X.Y.Z.Core.Linux

1. To check that FooCrypt is Not already installed :

dpkg -l | egrep -i foocrypt

2. To Remove FooCrypt.X.Y.Z.Core.Linux

sudo dpkg -r foocrypt

sudo dpkg –purge foocrypt

*You will need to manually remove any local customisations including the Desktop items created by

3. To Install FooCrypt.X.Y.Z.Core.Linux

sudo dpkg -i foocrypt-X.Y.Z-core-linux_x86_64.deb

4. Accept The License Agreement During The Installation Process

5. To add the desktop shortcuts to your’s or anyone else’s Desktop by creating a symbolic link to the .desktop items contained in the ROOT of the FooCrypt package.

cd /opt/FooCrypt
ksh -o vi
ls *desktop | while read A

ln -s $PWD/$A $HOME/Desktop/$A


The pre configured .desktop items provide you with an icon, and an example of providing a desktop / dash link with the various options to running FooCrypt.


As any user :

cd /opt/FooCrypt/etc/init.d
./FooCrypt-Desktop start


Add the script into the profiles.d etc directory.

See : /opt/FooCrypt/etc/profile.d/ for further details.

6. Lots of images located in /opt/FooCrypt/Scripts/Data/Images which you can utilise as desktop wallpapers.