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105
Voted
ASIACRYPT
2015
Springer
9 years 11 months ago
New Circular Security Counterexamples from Decision Linear and Learning with Errors
We investigate new constructions of n-circular counterexamples with a focus on the case of n = 2. We have a particular interest in what qualities a cryptosystem must have to be ab...
Allison Bishop, Susan Hohenberger, Brent Waters
105
Voted
ASIACRYPT
2015
Springer
9 years 11 months ago
QA-NIZK Arguments in Asymmetric Groups: New Tools and New Constructions
Abstract. A sequence of recent works have constructed constant-size quasi-adaptive (QA) NIZK arguments of membership in linear subspaces of ˆGm , where ˆG is a group equipped wit...
Alonso González, Alejandro Hevia, Carla R&a...
118
Voted
ASIACRYPT
2015
Springer
9 years 11 months ago
Type 2 Structure-Preserving Signature Schemes Revisited
At CRYPTO 2014, Abe et al. presented generic-signer structure-preserving signature schemes using Type 2 pairings. According to the authors, the proposed constructions are optimal w...
Sanjit Chatterjee, Alfred Menezes
120
Voted
ASIACRYPT
2015
Springer
9 years 11 months ago
A Framework for Identity-Based Encryption with Almost Tight Security
We show a framework for constructing identity-based encryption (IBE) schemes that are (almost) tightly secure in the multi-challenge and multi-instance setting. In particular, we ...
Nuttapong Attrapadung, Goichiro Hanaoka, Shota Yam...
116
Voted
ASIACRYPT
2015
Springer
9 years 11 months ago
Heuristic Tool for Linear Cryptanalysis with Applications to CAESAR Candidates
Differential and linear cryptanalysis are the general purpose tools to analyze various cryptographic primitives. Both techniques have in common that they rely on the existence of ...
Christoph Dobraunig, Maria Eichlseder, Florian Men...