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cs.CR2019
Hijacking Routes in Payment Channel Networks: A Predictability Tradeoff
Saar Tochner, Stefan Schmid, Aviv Zohar
Off-chain transaction networks can mitigate the scalability issues of today's trustless electronic cash systems such as Bitcoin. However, these peer-to-peer networks also introduce…
cs.CR2018
How to Pick Your Friends - A Game Theoretic Approach to P2P Overlay Construction
Saar Tochner, Aviv Zohar
A major limitation of open P2P networks is the lack of strong identities. This allows any agent to attack the system by creating multiple false personas, thereby disrupting the ove…