What is CrypTool 1?
CrypTool 1 (CT1) is an open-source Windows program for cryptography and cryptanalysis. It’s the most wide-spreaded e-learning software of its kind.
Land der Ideen - Statements
"CrypTool educates PC users about the basics of cryptography in a fascinating way. It allows the exploration of various crypto mechanisms in a very illustrative way. The implementation of ancient algorithms provides an interesting walk through the history of cryptology - ending up with a comprehensive demonstration of all modern implementations."
Sascha Hanke, Microsoft Deutschland GmbH
CrypTool News
New Version of CrypTool — CT 1.4.41 released
A new release of CrypTool 1 was published on March 27, 2018.
This mature version is available in 6 languages (German, English, Spanish, Polish, Serbian, and French). Compared to 1.4.40, it contains many small bug fixes and corrections (especially for functions using Animal, Flash, HTML, and PDF).
Read more ...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
The website CryptoPrograms http://www.cryptoprograms.com is dedicated to create and solve classical ciphers online.
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.
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.
(2017-07-30)