Secure and reliable group communication is an increasingly active research area by growing popularity in group-oriented and collaborative application. One of the important challeng...
Sangwon Lee, Yongdae Kim, Kwangjo Kim, DaeHyun Ryu
Secure multicast represents the core component of many web and multimedia applications such as pay-TV, teleconferencing, real-time distribution of stock market price and etc. The ...
A group key agreement (GKA) protocol allows a set of users to establish a common secret via open networks. Observing that a major goal of GKAs for most applications is to establish...
Qianhong Wu, Yi Mu, Willy Susilo, Bo Qin, Josep Do...
This paper presents a new identity based key agreement protocol. In id-based cryptography (introduced by Adi Shamir in [33]) each party uses its own identity as public key and rece...
A multi-signature scheme enables a group of signers to produce a compact, joint signature on a common document, and has many potential uses. However, existing schemes impose key s...