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ASIACRYPT
2007
Springer
13 years 11 months ago
Generic Attacks on Unbalanced Feistel Schemes with Expanding Functions
Unbalanced Feistel schemes with expanding functions are used to construct pseudo-random permutations from kn bits to kn bits by using random functions from n bits to (k − 1)n bit...
Jacques Patarin, Valérie Nachef, Côme...
JOC
2006
69views more  JOC 2006»
13 years 5 months ago
Characterization of Security Notions for Probabilistic Private-Key Encryption
The development of precise definitions of security for encryption, as well as a detailed understanding of their relationships, has been a major area of research in modern cryptogr...
Jonathan Katz, Moti Yung
IACR
2011
88views more  IACR 2011»
12 years 5 months ago
Storing Secrets on Continually Leaky Devices
We consider the question of how to store a value secretly on devices that continually leak information about their internal state to an external attacker. If the secret value is s...
Yevgeniy Dodis, Allison B. Lewko, Brent Waters, Da...
IACR
2011
196views more  IACR 2011»
12 years 5 months ago
Multiparty Computation with Low Communication, Computation and Interaction via Threshold FHE
Fully homomorphic encryption (FHE) provides a simple template for secure computation between two parties (Alice and Bob) where: (I) Alice encrypts her input under her key, (II) Bo...
Gilad Asharov, Abhishek Jain, Daniel Wichs
JOC
2008
97views more  JOC 2008»
13 years 5 months ago
Tag-KEM/DEM: A New Framework for Hybrid Encryption
This paper presents a novel framework for the generic construction of hybrid encryption schemes which produces more efficient schemes than the ones known before. A previous framew...
Masayuki Abe, Rosario Gennaro, Kaoru Kurosawa