A New Group Key Exchange Protocol with Stronger Security for Imbalanced Wireless Network
Cheng Qing-feng①② Wang Wei② Ma Chuan-gui①
①(Institute of Information Engineering, Information Engineering University, Zhengzhou 450002, China) ②(Department of Basic Courses, PLA University of Foreign Languages, Luoyang 471003, China)
Abstract:Group Authenticated Key Exchange (GAKE) protocols allow two or more parties to generate a common group session key in public channel. Considering users’ different computing power, a new GAKE protocol is proposed for imbalanced wireless network and its security is proved in the random oracle model. In additional, the protocol can resist ephemeral key compromise attack and any two users can generate a two-party session key using the information of group stage. Compared with other GAKE protocols for imbalanced wireless network, the proposed protocol has stronger security.
程庆丰, 王伟, 马传贵. 一种适用于非平衡无线网络的组密钥交换协议[J]. 电子与信息学报, 2011, 33(3): 587-591.
Cheng Qing-Feng, Wang Wei, Ma Chuan-Gui. A New Group Key Exchange Protocol with Stronger Security for Imbalanced Wireless Network. , 2011, 33(3): 587-591.