17 search results - page 2 / 4 » Searching for Shapes in Cryptographic Protocols |
CRYPTO
2005
Springer
14 years 1 months ago
2005
Springer
In this paper we present a practical heuristic attack on the Ko, Lee et al. key exchange protocol introduced at Crypto 2000 [10]. One of the ideas behind our attack is using Dehorn...
CIA
2001
Springer
13 years 12 months ago
2001
Springer
In recent years auctions have become more and more important in the field of multiagent systems as useful mechanisms for resource allocation, task assignment and last but not leas...
HICSS
2005
IEEE
14 years 1 months ago
2005
IEEE
The goal of a Public-Key-Infrastructure (PKI) is to prove whether a cryptographic public key is authentic for a certain user. This information is crucial for the reliability of as...
FC
2009
Springer
14 years 2 months ago
2009
Springer
We present a cryptographic protocol for conducting efficient, provably correct and secrecy-preserving combinatorial clock-proxy auctions. The “clock phase” functions as a trust...
ECCC
2007
13 years 7 months ago
2007
In cryptography, there has been tremendous success in building primitives out of homomorphic semantically-secure encryption schemes, using homomorphic properties in a blackbox way...