Land der Ideen - Statements
"In Warsaw University of Technology we have been using CrypTool for five years. It is especially useful for students who need soft, but comprehensive introduction into IT security. As far, as I know there are no other applications in this field with so many didactic features."
Bartosz Sawicki, Politechnika Warszawska, Poland
New Release of CrypTool — CT 1.4.40 released
A new release of CrypTool 1 was published on September 21, 2017.
This version is available in 6 languages (German, English, Spanish, Polish, Serbian, and French), and it contains many bug fixes and corrections.Read more ...
CryptoPrograms with Online Analyzers
New on this site are analyzers for solving classical ciphers without any knowledge of the keyword and, in many cases, the key length. Routines for solving around 40 cipher types are provided.