CrypTool 2 follows the Microsoft Office 2007 User Interface Design Guideline, providing a consistent and rich user experience.
Land der Ideen - Statements
"Cryptography is the core technology of IT security solutions and in therefore of great practical importance and there is a need to raise awareness for crypto techniques. But cryptography is very mathematical and therefore hard to understand and to use for most people. CrypTool closes this gap. The system makes cryptography accessible for a great audience."
Prof. Dr. Johannes Buchmann, TU Darmstadt
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.