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» A Round and Communication Efficient Secure Ranking Protocol
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TCC
2007
Springer
170views Cryptology» more  TCC 2007»
14 years 1 months ago
Secure Linear Algebra Using Linearly Recurrent Sequences
In this work we present secure two-party protocols for various core problems in linear algebra. Our main result is a protocol to obliviously decide singularity of an encrypted matr...
Eike Kiltz, Payman Mohassel, Enav Weinreb, Matthew...
PODS
2006
ACM
96views Database» more  PODS 2006»
14 years 8 months ago
Efficient gossip-based aggregate computation
Recently, there has been a growing interest in gossip-based protocols that employ randomized communication to ensure robust information dissemination. In this paper, we present a ...
Srinivas R. Kashyap, Supratim Deb, K. V. M. Naidu,...
CRYPTO
2005
Springer
135views Cryptology» more  CRYPTO 2005»
14 years 1 months ago
Constant-Round Multiparty Computation Using a Black-Box Pseudorandom Generator
We present a constant-round protocol for general secure multiparty computation which makes a black-box use of a pseudorandom generator. In particular, the protocol does not requir...
Ivan Damgård, Yuval Ishai
ISW
2005
Springer
14 years 1 months ago
Constant Round Dynamic Group Key Agreement
We present a fully symmetric constant round authenticated group key agreement protocol in dynamic scenario. Our proposed scheme achieves forward secrecy and is provably secure und...
Ratna Dutta, Rana Barua
WECWIS
2005
IEEE
116views ECommerce» more  WECWIS 2005»
14 years 1 months ago
Security and Privacy Using One-Round Zero-Knowledge Proofs
A zero-knowledge proof (ZKP) is an interactive proof that allows a prover to prove the knowledge of a secret to a verifier without revealing it. ZKPs are powerful tools to deal wi...
Sultan Almuhammadi, Clifford Neuman