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EUROCRYPT
1999
Springer
15 years 1 months ago
Proving in Zero-Knowledge that a Number Is the Product of Two Safe Primes
Abstract. We present the first efficient statistical zero-knowledge protocols to prove statements such as: – A committed number is a prime. – A committed (or revealed) number ...
Jan Camenisch, Markus Michels
ACISP
2005
Springer
15 years 3 months ago
Dynamic Group Key Agreement in Tree-Based Setting
We present a provably secure tree based authenticated group key agreement protocol in dynamic scenario. Bilinear pairing and multi-signature are at the heart of our protocol. We p...
Ratna Dutta, Rana Barua
TCC
2004
Springer
105views Cryptology» more  TCC 2004»
15 years 2 months ago
Unfair Noisy Channels and Oblivious Transfer
In a paper from EuroCrypt’99, Damg˚ard, Kilian and Salvail show various positive and negative results on constructing Bit Commitment (BC) and Oblivious Transfer (OT) from Unfair...
Ivan Damgård, Serge Fehr, Kirill Morozov, Lo...
ACISP
2007
Springer
15 years 1 months ago
Efficient and Secure Comparison for On-Line Auctions
In this note, we describe a correction to the cryptosystem proposed in [1, 2]. Although the correction is small and does not affect the performance of the protocols from [1, 2], it...
Ivan Damgård, Martin Geisler, Mikkel Kr&osla...
ASIAN
2007
Springer
126views Algorithms» more  ASIAN 2007»
15 years 3 months ago
Computational Semantics for Basic Protocol Logic - A Stochastic Approach
Abstract. This paper is concerned about relating formal and computational models of cryptography in case of active adversaries when formal security analysis is done with first ord...
Gergei Bana, Koji Hasebe, Mitsuhiro Okada