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ISPEC
2005
Springer
15 years 5 months ago
On the Security of Some Nonrepudiable Threshold Proxy Signature Schemes
A (t, n) threshold proxy signature scheme enables an original signer to delegate the signature authority to a proxy group of n member such that t or more than t proxy signers can ...
Zuowen Tan, Zhuojun Liu, Wang Mingsheng
ASIACRYPT
2006
Springer
15 years 3 months ago
Simulation-Sound NIZK Proofs for a Practical Language and Constant Size Group Signatures
Non-interactive zero-knowledge proofs play an essential role in many cryptographic protocols. We suggest several NIZK proof systems based on prime order groups with a bilinear map...
Jens Groth
FC
2008
Springer
94views Cryptology» more  FC 2008»
15 years 1 months ago
Fair Traceable Multi-Group Signatures
This paper presents fair traceable multi-group signatures (FTMGS), which have enhanced capabilities, compared to group and traceable signatures, that are important in real world sc...
Vicente Benjumea, Seung Geol Choi, Javier Lopez, M...
SCN
2010
Springer
176views Communications» more  SCN 2010»
14 years 10 months ago
The Fiat-Shamir Transform for Group and Ring Signature Schemes
The Fiat-Shamir (FS) transform is a popular tool to produce particularly efficient digital signature schemes out of identification protocols. It is known that the resulting signat...
Ming-Feng Lee, Nigel P. Smart, Bogdan Warinschi
BIOTECHNO
2008
IEEE
15 years 6 months ago
Grouping Levels of Exposure with Same Observable Effects before Class Prediction in Toxicogenomics
—Gene expression profiling in toxicogenomics is often used to find molecular signature of toxicants. The range of doses chosen in toxicogenomics studies does not always represe...
Vincent Guillemot, Cathy Philippe, Arthur Tenenhau...