Eli Biham, Alex Biryukov, Adi Shamir. Miss in the Middle Attacks on IDEA and Khufu. In Lars R. Knudsen, editor, Fast Software Encryption, 6th International Workshop, FSE 99, Rome, Italy, March 24-26, 1999, Proceedings. Volume 1636 of Lecture Notes in Computer Science, pages 124-138, Springer, 1999. [doi]
Abstract is missing.