Month: October 2015

How to do image steganography on Linux

Steganography is the ancient art of the information concealment. People have found numerous methods to achieve this such as “invisible” inks, messages hidden in objects, and the famous “null cipher”. The word “steganography” comes from the Greek words “steganos” and “graphy” which means “impenetrable writing”. The …

Install Quokka on a Centos VPS

In this blog post we will show you how to install Quokka on a Centos VPS with Nginx and uWSGI. Quokka is open source flexible content management system based on the Flask web framework . You can use Quokka to build a web portal, publish a …