$ sudo apt-get update
$ sudo apt-get install fxcyberjack 

fxcyberjack is installed in your system.

Make ensure the fxcyberjack package were installed using the commands given below,

$ sudo dpkg-query -l | grep fxcyberjack *

You will get with fxcyberjack package name, version, architecture and description in a table

fxcyberjack package basic information: