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Optimal Extension Protocols for Byzantine Broadcast and Agreement
Byzantine Broadcast Byzantine Agreement Round complexity
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2017/2/20
The problem of Byzantine Broadcast (BB) and Byzantine Agreement (BA) are of interest to both distributed computing and cryptography community. Often, these primitives require prohibitive communication...
Multi-Valued Byzantine Broadcast: the $t < n$ Case
byzantine multi-valued broadcast
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2014/3/10
All known protocols implementing broadcast from synchronous point-to-point channels tolerating any $t < n$ Byzantine corruptions have communication complexity at least $\Omega(\ell n^2)$. We give cryp...