ACNS
2006
Springer
14 years 1 months ago
2006
Springer
Dependable digital signing service requires both high fault-tolerance and high intrusion-tolerance. While providing high fault-tolerance, existing approaches do not satisfy the hig...
ACNS
2006
Springer
14 years 1 months ago
2006
Springer
We propose a new password-based 3-party protocol with a formal security proof in the standard model. Under reasonable assumptions we show that our new protocol is more efficient t...
ACNS
2006
Springer
14 years 1 months ago
2006
Springer
ACNS
2006
Springer
14 years 1 months ago
2006
Springer
A coupon is an electronic data that represents the right to access a service provided by a service provider (e.g. gift certificates or movie tickets). Recently, a privacyprotectin...
ACNS
2006
Springer
14 years 1 months ago
2006
Springer
We study the influence of collision-finding attacks on the security of time-stamping schemes. We distinguish between client-side hash functions used to shorten the documents befo...
ACNS
2006
Springer
14 years 1 months ago
2006
Springer
Unstructured P2P systems have gained great popularity in recent years and are currently used by millions of users. One fundamental property of these systems is the lack of structu...
ACNS
2006
Springer
14 years 1 months ago
2006
Springer
Abstract. In this paper, we present the rainbow attack on stream ciphers filtered by Maiorana-McFarland functions. This can be considered as a generalization of the time-memory-da...
TCC
2007
Springer
14 years 1 months ago
2007
Springer
Abstract. A protocol compiler is described, that transforms any provably secure authenticated 2-party key establishment into a provably secure authenticated group key establishment...
TCC
2007
Springer
14 years 1 months ago
2007
Springer
We present a lower bound on the round complexity of a natural class of black-box constructions of statistically hiding commitments from one-way permutations. This implies a Ω( n ...
TCC
2007
Springer
14 years 1 months ago
2007
Springer
Abstract. We present the first positive obfuscation result for a traditional cryptographic functionality. This positive result stands in contrast to well-known negative impossibil...