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» On Provably Secure Time-Stamping Schemes
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CCS
1997
ACM
15 years 10 months 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
15 years 6 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
16 years 16 days 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
15 years 11 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
16 years 16 days 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