Server maintenance on January 28, 2020

The CrypTool website will be offline due to maintenance work on Tuesday January 28, 2020 from 6:00 AM UTC to 10:00 AM UTC.

Did you know?

...that CrypTool is open source? 

Release version CrypTool 1.4.41

The current release version is CrypTool 1.4.41 (released March 27th, 2018).

This version requires a Win32 environment. The program contains some few functions calling Java applications. To run these functions a Java runtime enviroment under Win32 (at least JRE 1.7) needs to be installed.

Both, the sources of the release version (Tag "CrypTool_1_4_41") and the sources of the latest changes are available from the subversion repository. Everybody has read access to this repository (username anonymous and empty password).

CrypTool 1.4.41 is available in English, German, Spanish, Polish, Serbian, and French:

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