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» Secure Group Communications Using Key Graphs
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115
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SEC
2001
15 years 1 months ago
Communication-Efficient Group Key Agreement
Abstract Traditionally, research in secure group key agreement focuses on minimizing the computational overhead for cryptographic operations, and minimizing the communication overh...
Yongdae Kim, Adrian Perrig, Gene Tsudik
108
Voted
CRYPTO
2007
Springer
133views Cryptology» more  CRYPTO 2007»
15 years 6 months ago
On Secure Multi-party Computation in Black-Box Groups
Abstract. We study the natural problem of secure n-party computation (in the passive, computationally unbounded attack model) of the n-product function fG(x1, . . . , xn) = x1 · x...
Yvo Desmedt, Josef Pieprzyk, Ron Steinfeld, Huaxio...
ASIACRYPT
2000
Springer
15 years 4 months ago
Round-Efficient Conference Key Agreement Protocols with Provable Security
A conference key protocol allows a group of participants to establish a secret communication (conference) key so that all their communications thereafter are protected by the key. ...
Wen-Guey Tzeng, Zhi-Jia Tzeng
114
Voted
IJNSEC
2008
75views more  IJNSEC 2008»
15 years 14 days ago
A Key Management Scheme for Hierarchical Access Control in Group Communication
In group communication, users often have different access rights to multiple data streams. Based on the access relation of users and data streams, users can form partially ordered...
Qiong Zhang, Yuke Wang, Jason P. Jue
70
Voted
ISI
2003
Springer
15 years 5 months ago
Tracking Hidden Groups Using Communications
Sudarshan S. Chawathe