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» On Provably Secure Time-Stamping Schemes
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CCS
1997
ACM
14 years 6 hour ago
On the Importance of Securing Your Bins: The Garbage-man-in-the-middle Attack
In this paper, we address the following problem: \ Is it possible to weaken/attack a scheme when a (provably) secure cryptosystem is used? ". The answer is yes. We exploit we...
Marc Joye, Jean-Jacques Quisquater
CCS
2010
ACM
13 years 8 months ago
Computational indistinguishability logic
Computational Indistinguishability Logic (CIL) is a logic for reasoning about cryptographic primitives in computational models. It captures reasoning patterns that are common in p...
Gilles Barthe, Marion Daubignard, Bruce M. Kapron,...
PROVSEC
2009
Springer
14 years 2 months ago
Breaking and Fixing of an Identity Based Multi-Signcryption Scheme
Signcryption is a cryptographic primitive that provides authentication and confidentiality simultaneously in a single logical step. It is often required that multiple senders have...
S. Sharmila Deva Selvi, S. Sree Vivek, C. Pandu Ra...
ISPA
2005
Springer
14 years 1 months ago
ID-Based Proxy Signature Using Bilinear Pairings
Identity-based (ID-based) public key cryptosystem can be a good alternative for certificate-based public key setting, especially when efficient key management and moderate securit...
Jing Xu, Zhenfeng Zhang, Dengguo Feng
PROVSEC
2009
Springer
14 years 2 months ago
GUC-Secure Set-Intersection Computation
Secure set-intersection computation is one of important problems in secure multiparty computation with various applications. We propose a general construction for secure 2-party se...
Yuan Tian, Hao Zhang