Cryptocurrencies: Miner Heterogeneity, Botnets, and Proof-of-Work Efficiency
نویسندگان
چکیده
منابع مشابه
Cryptocurrencies Without Proof of Work
We study cryptocurrency protocols that do not make use of Proof of Work. Such protocols commonly rely on Proof of Stake, i.e. on mechanisms that extend voting power to the stakeholders of the system. We offer analysis of existing protocols that have a substantial amount of popularity. We then present our novel pure Proof of Stake protocols, and argue that the they help in mitigating problems th...
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Proof of Stake versus Proof of Work
Proof of stake is a consensus mechanism for digital currencies that is an alternative to proof of work used in Bitcoin. The main declared advantages of proof of stake approaches are the absence of expensive computations and hence a lower entry barrier for block generation rewards. In this report, we examine the pros and cons of both consensus systems and show that existing implementations of pr...
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ژورنال
عنوان ژورنال: Frontiers in Blockchain
سال: 2020
ISSN: 2624-7852
DOI: 10.3389/fbloc.2020.00016