Alfredo De Santis, Anna Lisa Ferrara, Barbara Masucci. Efficient Provably-Secure Hierarchical Key Assignment Schemes. In Ludek Kucera, Antonín Kucera, editors, Mathematical Foundations of Computer Science 2007, 32nd International Symposium, MFCS 2007, Ceský Krumlov, Czech Republic, August 26-31, 2007, Proceedings. Volume 4708 of Lecture Notes in Computer Science, pages 371-382, Springer, 2007. [doi]
Abstract is missing.