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TCC
2009
Springer
131views Cryptology» more  TCC 2009»
16 years 7 months ago
Secure Computability of Functions in the IT Setting with Dishonest Majority and Applications to Long-Term Security
It is well known that general secure function evaluation (SFE) with information-theoretical (IT) security is infeasible in presence of a corrupted majority in the standard model. ...
Robin Künzler, Jörn Müller-Quade, D...
COCO
2009
Springer
78views Algorithms» more  COCO 2009»
16 years 1 months ago
Fixed-Polynomial Size Circuit Bounds
—In 1982, Kannan showed that ΣP 2 does not have nk -sized circuits for any k. Do smaller classes also admit such circuit lower bounds? Despite several improvements of Kannan’s...
Lance Fortnow, Rahul Santhanam, Ryan Williams
ICALP
2007
Springer
16 years 27 days ago
Model Theory Makes Formulas Large
Gaifman’s locality theorem states that every first-order sentence is equivalent to a local sentence. We show that there is no elementary bound on the length of the local sentenc...
Anuj Dawar, Martin Grohe, Stephan Kreutzer, Nicole...
CRYPTO
2005
Springer
171views Cryptology» more  CRYPTO 2005»
16 years 8 days ago
On Codes, Matroids and Secure Multi-party Computation from Linear Secret Sharing Schemes
Error correcting codes and matroids have been widely used in the study of ordinary secret sharing schemes. In this paper, we study the connections between codes, matroids, and a s...
Ronald Cramer, Vanesa Daza, Ignacio Gracia, Jorge ...
PKC
2005
Springer
167views Cryptology» more  PKC 2005»
16 years 6 days ago
Converse Results to the Wiener Attack on RSA
A well-known attack on RSA with low secret-exponent d was given by Wiener about 15 years ago. Wiener showed that using continued fractions, one can efficiently recover the secret-...
Ron Steinfeld, Scott Contini, Huaxiong Wang, Josef...