Allison B. Lewko, Brent Waters. Unbounded HIBE and Attribute-Based Encryption. In Kenneth G. Paterson, editor, Advances in Cryptology - EUROCRYPT 2011 - 30th Annual International Conference on the Theory and Applications of Cryptographic Techniques, Tallinn, Estonia, May 15-19, 2011. Proceedings. Volume 6632 of Lecture Notes in Computer Science, pages 547-567, Springer, 2011. [doi]
Abstract is missing.