Blockchain Technologies: Probability of Double-Spend Attack on a Proof-of-Stake Consensus

Two double-spend attack strategies on a proof-of-stake consensus are considered. For each strategy, the probability of its success is obtained, which depends on the network parameters and the number of confirmation blocks. These results can be used to define how many confirmation blocks a vendor sho...

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Main Authors: Mikolaj Karpinski, Lyudmila Kovalchuk, Roman Kochan, Roman Oliynykov, Mariia Rodinko, Lukasz Wieclaw
Format: Article
Language:English
Published: MDPI AG 2021-09-01
Series:Sensors
Subjects:
Online Access:https://www.mdpi.com/1424-8220/21/19/6408
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author Mikolaj Karpinski
Lyudmila Kovalchuk
Roman Kochan
Roman Oliynykov
Mariia Rodinko
Lukasz Wieclaw
author_facet Mikolaj Karpinski
Lyudmila Kovalchuk
Roman Kochan
Roman Oliynykov
Mariia Rodinko
Lukasz Wieclaw
author_sort Mikolaj Karpinski
collection DOAJ
description Two double-spend attack strategies on a proof-of-stake consensus are considered. For each strategy, the probability of its success is obtained, which depends on the network parameters and the number of confirmation blocks. These results can be used to define how many confirmation blocks a vendor should wait after a correspondent transaction before sending goods or services.
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spelling doaj.art-a07b5eebec134a59937681a54f12a5e32023-11-22T16:45:40ZengMDPI AGSensors1424-82202021-09-012119640810.3390/s21196408Blockchain Technologies: Probability of Double-Spend Attack on a Proof-of-Stake ConsensusMikolaj Karpinski0Lyudmila Kovalchuk1Roman Kochan2Roman Oliynykov3Mariia Rodinko4Lukasz Wieclaw5Department of Computer Science and Automatics, University of Bielsko-Biala, 43-309 Bielsko-Biala, PolandIOHK, Singapore 049908, SingaporeDepartment of Computer Science and Automatics, University of Bielsko-Biala, 43-309 Bielsko-Biala, PolandIOHK, Singapore 049908, SingaporeIOHK, Singapore 049908, SingaporeDepartment of Computer Science and Automatics, University of Bielsko-Biala, 43-309 Bielsko-Biala, PolandTwo double-spend attack strategies on a proof-of-stake consensus are considered. For each strategy, the probability of its success is obtained, which depends on the network parameters and the number of confirmation blocks. These results can be used to define how many confirmation blocks a vendor should wait after a correspondent transaction before sending goods or services.https://www.mdpi.com/1424-8220/21/19/6408blockchainconsensus protocolproof-of-stakeforkdouble spend attack
spellingShingle Mikolaj Karpinski
Lyudmila Kovalchuk
Roman Kochan
Roman Oliynykov
Mariia Rodinko
Lukasz Wieclaw
Blockchain Technologies: Probability of Double-Spend Attack on a Proof-of-Stake Consensus
Sensors
blockchain
consensus protocol
proof-of-stake
fork
double spend attack
title Blockchain Technologies: Probability of Double-Spend Attack on a Proof-of-Stake Consensus
title_full Blockchain Technologies: Probability of Double-Spend Attack on a Proof-of-Stake Consensus
title_fullStr Blockchain Technologies: Probability of Double-Spend Attack on a Proof-of-Stake Consensus
title_full_unstemmed Blockchain Technologies: Probability of Double-Spend Attack on a Proof-of-Stake Consensus
title_short Blockchain Technologies: Probability of Double-Spend Attack on a Proof-of-Stake Consensus
title_sort blockchain technologies probability of double spend attack on a proof of stake consensus
topic blockchain
consensus protocol
proof-of-stake
fork
double spend attack
url https://www.mdpi.com/1424-8220/21/19/6408
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