Adaptively secure identity-based broadcast encryption with constant size private keys and ciphertexts from the subgroups

Leyou Zhang, Yupu Hu, Qing Wu. Adaptively secure identity-based broadcast encryption with constant size private keys and ciphertexts from the subgroups. Mathematical and Computer Modelling, 55(1-2):12-18, 2012. [doi]

Abstract

Abstract is missing.