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EUROCRYPT
2001
Springer
14 years 1 months ago
On Perfect and Adaptive Security in Exposure-Resilient Cryptography
Abstract. We consider the question of adaptive security for two related cryptographic primitives: all-or-nothing transforms and exposureresilient functions. Both are concerned with...
Yevgeniy Dodis, Amit Sahai, Adam Smith
WCNC
2010
IEEE
13 years 7 months ago
Characterization of the Secrecy Region of a Single Relay Cooperative System
Abstract—Security is an important aspect for the future wireless networks. Since the number of network nodes increases constantly, and, in addition, the networks are decentralize...
Ninoslav Marina, Are Hjørungnes
EUROCRYPT
2001
Springer
14 years 1 months ago
Evidence that XTR Is More Secure than Supersingular Elliptic Curve Cryptosystems
Abstract. We show that finding an efficiently computable injective homomorphism from the XTR subgroup into the group of points over GF(p2 ) of a particular type of supersingular e...
Eric R. Verheul
SAC
2010
ACM
14 years 1 months ago
Secret interest groups (SIGs) in social networks with an implementation on Facebook
In this paper we present the first framework that allows the creation of Secret Interest Groups (SIGs) in Online Social Networks; SIGs are self managed groups formed outside of t...
Alessandro Sorniotti, Refik Molva
COMPSAC
2009
IEEE
14 years 16 days ago
Leveraging Social Contacts for Message Confidentiality in Delay Tolerant Networks
Delay and disruption tolerant networks (DTNs) can bring much-needed networking capabilities to developing countries and rural areas. DTN features such as high node mobility and in...
Karim M. El Defrawy, John Solis, Gene Tsudik