Pascal Junod, Alexandre Karlov. An efficient public-key attribute-based broadcast encryption scheme allowing arbitrary access policies. In Ehab Al-Shaer, Hongxia Jin, Marc Joye, editors, Proceedings of the 10th ACM Workshop on Digital Rights Management, Chicago, Illinois, USA, October 4, 2010. pages 13-24, ACM, 2010. [doi]
Abstract is missing.