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PKC
2007
Springer
129views Cryptology» more  PKC 2007»
14 years 1 months ago
Two-Tier Signatures, Strongly Unforgeable Signatures, and Fiat-Shamir Without Random Oracles
We provide a positive result about the Fiat-Shamir (FS) transform in the standard model, showing how to use it to convert threemove identification protocols into two-tier signatur...
Mihir Bellare, Sarah Shoup
CRYPTO
2006
Springer
112views Cryptology» more  CRYPTO 2006»
13 years 11 months ago
On Expected Constant-Round Protocols for Byzantine Agreement
In a seminal paper, Feldman and Micali (STOC '88) show an n-party Byzantine agreement protocol tolerating t < n/3 malicious parties that runs in expected constant rounds. H...
Jonathan Katz, Chiu-Yuen Koo
WWW
2010
ACM
14 years 2 months ago
The social honeypot project: protecting online communities from spammers
We present the conceptual framework of the Social Honeypot Project for uncovering social spammers who target online communities and initial empirical results from Twitter and MySp...
Kyumin Lee, James Caverlee, Steve Webb
TCS
2008
13 years 7 months ago
A simple transitive signature scheme for directed trees
Transitive signatures allow a signer to authenticate edges in a graph in such a way that anyone, given the public key and two signatures on adjacent edges (i, j) and (j, k), can c...
Gregory Neven
ESCIENCE
2007
IEEE
13 years 11 months ago
Formal Modeling and Analysis of Scientific Workflows Using Hierarchical State Machines
Scientific workflows have recently emerged as a new paradigm for representing and managing complex distributed scientific computations and data analysis, and have enabled and acce...
Ping Yang, Zijiang Yang, Shiyong Lu