Optimal and Player-Replaceable Consensus with an Honest Majority

We construct a Byzantine Agreement protocol that tolerates t < n/2 corruptions, is very efficient in terms of the number of rounds and the number of bits of communication, and satisfies a strong notion of robustness called player replaceability (defined in [Mic16]). We provide an analysis of our...

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Main Authors: Micali, Silvio, Vaikuntanathan, Vinod
Other Authors: Vinod Vaikuntanathan
Published: 2017
Subjects:
Online Access:http://hdl.handle.net/1721.1/107927
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author Micali, Silvio
Vaikuntanathan, Vinod
author2 Vinod Vaikuntanathan
author_facet Vinod Vaikuntanathan
Micali, Silvio
Vaikuntanathan, Vinod
author_sort Micali, Silvio
collection MIT
description We construct a Byzantine Agreement protocol that tolerates t < n/2 corruptions, is very efficient in terms of the number of rounds and the number of bits of communication, and satisfies a strong notion of robustness called player replaceability (defined in [Mic16]). We provide an analysis of our protocol when executed on real-world networks such as the ones employed in the bitcoin protocol.
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spelling mit-1721.1/1079272019-04-12T17:07:01Z Optimal and Player-Replaceable Consensus with an Honest Majority Micali, Silvio Vaikuntanathan, Vinod Vinod Vaikuntanathan Theory of Computation Byzantine Agreement Cryptography Honest Majority We construct a Byzantine Agreement protocol that tolerates t < n/2 corruptions, is very efficient in terms of the number of rounds and the number of bits of communication, and satisfies a strong notion of robustness called player replaceability (defined in [Mic16]). We provide an analysis of our protocol when executed on real-world networks such as the ones employed in the bitcoin protocol. 2017-04-06T23:00:04Z 2017-04-06T23:00:04Z 2017-03-31 2017-04-06T23:00:04Z http://hdl.handle.net/1721.1/107927 MIT-CSAIL-TR-2017-004 8 p. application/pdf
spellingShingle Byzantine Agreement
Cryptography
Honest Majority
Micali, Silvio
Vaikuntanathan, Vinod
Optimal and Player-Replaceable Consensus with an Honest Majority
title Optimal and Player-Replaceable Consensus with an Honest Majority
title_full Optimal and Player-Replaceable Consensus with an Honest Majority
title_fullStr Optimal and Player-Replaceable Consensus with an Honest Majority
title_full_unstemmed Optimal and Player-Replaceable Consensus with an Honest Majority
title_short Optimal and Player-Replaceable Consensus with an Honest Majority
title_sort optimal and player replaceable consensus with an honest majority
topic Byzantine Agreement
Cryptography
Honest Majority
url http://hdl.handle.net/1721.1/107927
work_keys_str_mv AT micalisilvio optimalandplayerreplaceableconsensuswithanhonestmajority
AT vaikuntanathanvinod optimalandplayerreplaceableconsensuswithanhonestmajority