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» Security for Distributed E-Service Composition
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CN
2007
117views more  CN 2007»
13 years 7 months ago
Secure multicast in dynamic environments
A secure multicast framework should only allow authorized members of a group to decrypt received messages; usually, one ‘‘group key’’ is shared by all approved members. Ho...
Chun-Ying Huang, Yun-Peng Chiu, Kuan-Ta Chen, Chin...
TCC
2005
Springer
118views Cryptology» more  TCC 2005»
14 years 1 months ago
On the Relationships Between Notions of Simulation-Based Security
Several compositional forms of simulation-based security have been proposed in the literature, including universal composability, black-box simulatability, and variants thereof. Th...
Anupam Datta, Ralf Küsters, John C. Mitchell,...
CCS
2007
ACM
14 years 1 months ago
A simple and expressive semantic framework for policy composition in access control
In defining large, complex access control policies, one would like to compose sub-policies, perhaps authored by different organizations, into a single global policy. Existing po...
Glenn Bruns, Daniel S. Dantas, Michael Huth
CRYPTO
2011
Springer
235views Cryptology» more  CRYPTO 2011»
12 years 7 months ago
Better Security for Deterministic Public-Key Encryption: The Auxiliary-Input Setting
Deterministic public-key encryption, introduced by Bellare, Boldyreva, and O’Neill (CRYPTO ’07), provides an alternative to randomized public-key encryption in various scenari...
Zvika Brakerski, Gil Segev
PROVSEC
2010
Springer
13 years 5 months ago
Distinguishing Distributions Using Chernoff Information
Abstract. In this paper, we study the soundness amplification by repetition of cryptographic protocols. As a tool, we use the Chernoff Information. We specify the number of attempt...
Thomas Baignères, Pouyan Sepehrdad, Serge V...