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IACR
2011
206views more  IACR 2011»
13 years 9 months ago
Shortest Lattice Vectors in the Presence of Gaps
Given a lattice L with the i-th successive minimum λi, its i-th gap λi λ1 often provides useful information for analyzing the security of cryptographic schemes related to L. The...
Mingjie Liu, Xiaoyun Wang, Guangwu Xu, Xuexin Zhen...
IACR
2011
137views more  IACR 2011»
13 years 9 months ago
Distance Hijacking Attacks on Distance Bounding Protocols
Distance bounding protocols are typically analyzed with respect to three types of attacks: Distance Fraud, Mafia Fraud, and Terrorist Fraud. We define and analyze a fourth main ...
Cas J. F. Cremers, Kasper Bonne Rasmussen, Srdjan ...
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IACR
2011
124views more  IACR 2011»
13 years 9 months ago
Generic Fully Simulatable Adaptive Oblivious Transfer
We aim at constructing adaptive oblivious transfer protocols, enjoying fully simulatable security, from various well-known assumptions such as DDH, d-Linear, QR, DCR, and LWE. To t...
Kaoru Kurosawa, Ryo Nojima, Le Trieu Phong
IACR
2011
133views more  IACR 2011»
13 years 9 months ago
Attractive Subfamilies of BLS Curves for Implementing High-Security Pairings
Barreto-Lynn-Scott (BLS) curves are a stand-out candidate for implementing high-security pairings. This paper shows that particular choices of the pairing-friendly search parameter...
Craig Costello, Kristin Lauter, Michael Naehrig
IACR
2011
192views more  IACR 2011»
13 years 9 months ago
The Hummingbird-2 Lightweight Authenticated Encryption Algorithm
Hummingbird-2 is an encryption algorithm with a 128-bit secret key and a 64-bit initialization vector. Hummingbird-2 optionally produces an authentication tag for each message proc...
Daniel Engels, Markku-Juhani O. Saarinen, Peter Sc...