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» Secure Group Communications Using Key Graphs
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SASN
2005
ACM
13 years 10 months ago
On the security of group communication schemes based on symmetric key cryptosystems
Many emerging applications in both wired and wireless networks, such as information dissemination and distributed collaboration in an adversarial environment, need support of secu...
Shouhuai Xu
ACNS
2003
Springer
156views Cryptology» more  ACNS 2003»
13 years 8 months ago
An Efficient Tree-Based Group Key Agreement Using Bilinear Map
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
AFRICACRYPT
2010
Springer
13 years 11 months ago
Flexible Group Key Exchange with On-demand Computation of Subgroup Keys
Modern multi-user communication systems, including popular instant messaging tools, social network platforms, and cooperative-work applications, offer flexible forms of communica...
Michel Abdalla, Céline Chevalier, Mark Manu...
SASN
2005
ACM
13 years 10 months ago
Key distribution and update for secure inter-group multicast communication
Group communication has become an important component in wireless networks. In this paper, we focus on the environments in which multiple groups coexist in the system, and both in...
Weichao Wang, Bharat K. Bhargava
WWIC
2004
Springer
139views Communications» more  WWIC 2004»
13 years 10 months ago
A Scalable and Adaptive Key Management Protocol for Group Communication
Abstract. Multicasting is increasingly used as an efficient communication mechanism for group-oriented applications in the Internet. In order to offer secrecy for multicast applic...
Yacine Challal, Hatem Bettahar, Abdelmadjid Bouabd...