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ASIACRYPT
2010
Springer
13 years 6 months ago
Improved Single-Key Attacks on 8-Round AES-192 and AES-256
Abstract. AES is the most widely used block cipher today, and its security is one of the most important issues in cryptanalysis. After 13 years of analysis, related-key attacks wer...
Orr Dunkelman, Nathan Keller, Adi Shamir
ASIACRYPT
2010
Springer
13 years 6 months ago
Optimistic Concurrent Zero Knowledge
We design cryptographic protocols that recognize best case (optimistic) situations and exploit them. As a case study, we present a new concurrent zeroknowledge protocol that is exp...
Alon Rosen, Abhi Shelat
ASIACRYPT
2010
Springer
13 years 6 months ago
Efficient String-Commitment from Weak Bit-Commitment
We study security amplification for weak bit-commitment schemes and improve the efficiency of (black-box) transformations in both the information-theoretic and computational setti...
Kai-Min Chung, Feng-Hao Liu, Chi-Jen Lu, Bo-Yin Ya...
ASIACRYPT
2010
Springer
13 years 6 months ago
Rotational Rebound Attacks on Reduced Skein
Abstract. In this paper we combine a recent rotational cryptanalysis with the rebound attack, which results in the best cryptanalysis of Skein, a candidate for the SHA-3 competitio...
Dmitry Khovratovich, Ivica Nikolic, Christian Rech...
ASIACRYPT
2010
Springer
13 years 6 months ago
On Invertible Sampling and Adaptive Security
Yuval Ishai, Abishek Kumarasubramanian, Claudio Or...
ASIACRYPT
2010
Springer
13 years 6 months ago
Generic Compilers for Authenticated Key Exchange
So far, all solutions proposed for authenticated key agreement combine key agreement and authentication into a single cryptographic protocol. However, in many important applicatio...
Tibor Jager, Florian Kohlar, Sven Schäge, J&o...
ASIACRYPT
2010
Springer
13 years 6 months ago
Faster Fully Homomorphic Encryption
Abstract. We describe two improvements to Gentry's fully homomorphic scheme based on ideal lattices and its analysis: we provide a more aggressive analysis of one of the hardn...
Damien Stehlé, Ron Steinfeld