Michel Abdalla, Céline Chevalier, Mark Manulis, David Pointcheval. Flexible Group Key Exchange with On-demand Computation of Subgroup Keys. In Daniel J. Bernstein, Tanja Lange, editors, Progress in Cryptology - AFRICACRYPT 2010, Third International Conference on Cryptology in Africa, Stellenbosch, South Africa, May 3-6, 2010. Proceedings. Volume 6055 of Lecture Notes in Computer Science, pages 351-368, Springer, 2010. [doi]
Abstract is missing.