1. Official presentation of the CrypTool project

Last Update: October 2016

On around 50 slides, this CrypTool presentation gives an overview of the whole CrypTool project including its 5 subprojects.

2. Official presentation of the CrypTool 1 program

Last Update: September 2017

This presentation, with over 100 slides, gives an exhaustive overview about the features of CrypTool 1.4, and a short overview of the CrypTool project.

3. "Innovative" CrypTool presentation

This colorful innovative presentation, held in Spain, November 2008 by Gonzalo Álvarez Marañón, describes the past, present and future of CrypTool in a visual appealing way.

4. The RSA cipher

Last Update: November 2010

This presentation shows the basics of the RSA cipher in an attractive interactive way.
We offer it in three variants:
a) Powerpoint 2007 (for download; dynamical, animated)
b) PDF (for download; static, no interaction)
c) Flash (can be started within the browser, requires JavaScript; time-controlled replay)