Peter Gazi, Stefano Tessaro. Efficient and Optimally Secure Key-Length Extension for Block Ciphers via Randomized Cascading. In David Pointcheval, Thomas Johansson, editors, Advances in Cryptology - EUROCRYPT 2012 - 31st Annual International Conference on the Theory and Applications of Cryptographic Techniques, Cambridge, UK, April 15-19, 2012. Proceedings. Volume 7237 of Lecture Notes in Computer Science, pages 63-80, Springer, 2012. [doi]
Abstract is missing.