Eduarda S. V. Freire, Kenneth G. Paterson, Bertram Poettering. Simple, Efficient and Strongly KI-Secure Hierarchical Key Assignment Schemes. In Ed Dawson, editor, Topics in Cryptology - CT-RSA 2013 - The Cryptographers' Track at the RSA Conference 2013, San Francisco,CA, USA, February 25-March 1, 2013. Proceedings. Volume 7779 of Lecture Notes in Computer Science, pages 101-114, Springer, 2013.
Abstract is missing.