An Improved Authenticated Group Key Transfer Protocol Based on Secret Sharing

@article{Liu2013AnIA,
  title={An Improved Authenticated Group Key Transfer Protocol Based on Secret Sharing},
  author={Yining Liu and Chi Cheng and Jianyu Cao and Tao Jiang},
  journal={IEEE Transactions on Computers},
  year={2013},
  volume={62},
  pages={2335-2336}
}
To achieve secure group communication, one-time session keys need to be shared among group members in a secure and authenticated manner. In this paper, we propose an improved authenticated key transfer protocol based on Shamir's secret sharing. The proposed protocol achieves key confidentiality due to security of Shamir's secret sharing and provides key authentication by broadcasting a single authentication message to all members. Furthermore, the proposed scheme resists against both insider… CONTINUE READING