Sybil Guard : Defending Against Sybil Attacks via Social Networks

@inproceedings{Vasudevan2010SybilG,
  title={Sybil Guard : Defending Against Sybil Attacks via Social Networks},
  author={Shriram K. Vasudevan},
  year={2010}
}
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 identities and pretends to be multiple, distinct nodes in the system. By controlling a large fraction of the nodes in the system, the malicious user is able to ―out vote‖ the honest users in collaborative tasks such as Byzantine failure defenses. This paper presents Sybil Guard, a novel protocol for limiting the corruptive… CONTINUE READING
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