Paul Stankovski, Martin Hell, Thomas Johansson. An Efficient State Recovery Attack on X-FCSR-256. In Orr Dunkelman, editor, Fast Software Encryption, 16th International Workshop, FSE 2009, Leuven, Belgium, February 22-25, 2009, Revised Selected Papers. Volume 5665 of Lecture Notes in Computer Science, pages 23-37, Springer, 2009. [doi]
Abstract is missing.