CrypTool is a free e-learning program to teach the fundamentals of encryption and cryptology. Link
CrypTool is a freeware program which enables you to apply and analyze cryptographic mechanisms. It has the typical look-and-feel of a modern Windows application. CrypTool contains exhaustive online help, which can be understood without extensive knowledge of cryptography. CrypTool is available in English, German, Polish and Spanish. CrypTool has implemented almost all state-of-the-art crypto functions and allows you to learn about and use cryptography within the same environment…more
Dawn Babian, GSAE
TCAT Shelbyville - ITIM 