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IPTPS
2004
Springer
15 years 12 months ago
2 P2P or Not 2 P2P?
In the hope of stimulating discussion, we present a heuristic decision tree that designers can use to judge how suitable a P2P solution might be for a particular problem. It is bas...
Mema Roussopoulos, Mary Baker, David S. H. Rosenth...
ACISP
2004
Springer
15 years 10 months ago
Optimistic Fair Exchange Based on Publicly Verifiable Secret Sharing
Abstract. In this paper we propose an optimistic two-party fair exchange protocol which does not rely on a centralized trusted third party. Instead, the fairness of the protocol re...
Gildas Avoine, Serge Vaudenay
CRYPTO
2000
Springer
122views Cryptology» more  CRYPTO 2000»
15 years 10 months ago
Efficient Non-malleable Commitment Schemes
We present efficient non-malleable commitment schemes based on standard assumptions such as RSA and Discrete-Log, and under the condition that the network provides publicly availab...
Marc Fischlin, Roger Fischlin
SIGCOMM
2006
ACM
16 years 14 days ago
SybilGuard: defending against sybil attacks via social networks
Peer-to-peer and other decentralized, distributed systems are known to be particularly vulnerable to sybil attacks. In a sybil attack, a malicious user obtains multiple fake ident...
Haifeng Yu, Michael Kaminsky, Phillip B. Gibbons, ...
IPPS
2007
IEEE
16 years 25 days ago
Gossip-based Reputation Aggregation for Unstructured Peer-to-Peer Networks
: Peer-to-Peer (P2P) reputation systems are needed to evaluate the trustworthiness of participating peers and to combat selfish and malicious peer behaviors. The reputation system ...
Runfang Zhou, Kai Hwang