Open AccessReview of consensus protocols used in Blockchain technologies
Author(s) -
Diana Kovalchuk,
Tetiana Ivko,
Тетяна Кузнецова,
Олексій Нарєжній
Publication year - 2019
Publication title -
komp'ûternì nauki ta kìberbezpeka
Language(s) - English
Resource type - Journals
ISSN - 2519-2310
DOI - 10.26565/2519-2310-2019-1-03
Subject(s) - proof of work system , cryptocurrency , blockchain , computer science , protocol (science) , proof of concept , consensus algorithm , subject (documents) , computer security , data science , world wide web , medicine , alternative medicine , pathology , operating system
The categories of popular consensus punctures are reviewed: Proof of Work and its hybrids, Proof of Stake (includes LPoS, Proof of Importance) and hybrids, DAGs and its varieties. The article describes their algorithms, characteristics, features, as well as disadvantages and advantages. Vulnerabilities and attacks are subject to. Also provides a list of the use of each protocol in cryptocurrencies and other systems.