A Group Key Agreement protocol is a process to establish a cryptographic key for a group of participants over an open network. In this paper, we propose a group key agreement(CAGKA...
We focus on the problem of distributing key updates in secure dynamic groups. Due to changes in group membership, the group controller needs to change and distribute the keys used...
Many modern computing environments involve dynamic peer groups. Distributed simulation, multi-user games, conferencing and replicated servers are just a few examples. Given the op...
A ring signature scheme is a group signature scheme with no group manager to setup a group or revoke a signer. A linkable ring signature, introduced by Liu, et al. [20], additional...
Patrick P. Tsang, Victor K. Wei, Tony K. Chan, Man...
– Key management is critical to meet the security goals [1] to prevent the Sensor Networks being compromised by an adversary. Due to ad-hoc nature and resource limitations of sen...