MysteryTwister C3 (MTC3) is an international Crypto Cipher Contest offering a broad variety of challenges, a moderated forum and an ongoing hall-of-fame.
New CT2 Beta
The 10th Beta of CrypTool 2 was released on 19th October 2013. You are cordially invited to test and give feedback. Final version of CT 2 is planned to be published in April 2014.
Third public beta of CrypTool 1.4.31
The new CrypTool 1.4.31 beta is ready. This version is now available in 6 languages German, English, Spanish, Polish, Serbian and Greek. We would appreciate if you test this beta in detail and give us feedback. The release version of CT 1.4.31 is scheduled for mid 2014. (2013-10-04)
Crypdroid - Android app for secure encryption
Crypdroid encrypts messages with AES and encodes the ciphertext in a way that it could be sent as a normal text message. It is compatible with the dedicated tool within CT2. (2013-08-04)
"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."