Results 1 to 10 of about 167,450,079 (281)

Monetary Dynamics With Proof of Stake [PDF]

open access: yesFrontiers in Blockchain, 2021
In recent years blockchain consensus mechanisms based on Proof of Stake gained increasing attention as an alternative to Proof of Work, which requires high energy consumption.
Nicola Dimitri
doaj   +9 more sources

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

open access: yesSensors, 2021
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.
Mikolaj Karpinski   +5 more
doaj   +4 more sources

Proof-of-Stake Consensus Mechanisms for Future Blockchain Networks: Fundamentals, Applications and Opportunities [PDF]

open access: yesIEEE Access, 2019
The rapid development of blockchain technology and their numerous emerging applications has received huge attention in recent years. The distributed consensus mechanism is the backbone of a blockchain network.
Cong T. Nguyen   +5 more
doaj   +4 more sources

Distributed Hybrid Double-Spending Attack Prevention Mechanism for Proof-of-Work and Proof-of-Stake Blockchain Consensuses

open access: yesFuture Internet, 2021
Blockchain technology is a sustainable technology that offers a high level of security for many industrial applications. Blockchain has numerous benefits, such as decentralisation, immutability and tamper-proofing. Blockchain is composed of two processes,
Nur Arifin Akbar   +3 more
doaj   +3 more sources

Liquid Proof-of-Stake in Tezos: An Economic Analysis

open access: yesInformation, 2022
In this paper, we investigate some economic fundamentals related to the Tezos blockchain platform under the Emmy* consensus protocol. The protocol is based on a liquid version of Proof-of-Stake, in the sense that users can temporarily delegate some or ...
Nicola Dimitri
doaj   +3 more sources

Reward Distribution in Proof-of-Stake Protocols: A Trade-Off Between Inclusion and Fairness

open access: yesIEEE Access, 2023
Proof-of-Stake (PoS) variants provide an energy-efficient alternative to Proof-of-Work (PoW). However, it is not clear whether practical PoS implementations are fair with respect to wealth, stake, and reward distribution.
Sheng-Nan Li   +2 more
doaj   +3 more sources

A Survey on Long-Range Attacks for Proof of Stake Protocols

open access: yesIEEE Access, 2019
Despite common arguments about the prevalence of blockchain technology, in terms of security, privacy, and immutability, in reality, several attacks can be launched against them.
Evangelos Deirmentzoglou   +2 more
doaj   +3 more sources

Delegated Proof of Stake With Downgrade: A Secure and Efficient Blockchain Consensus Algorithm With Downgrade Mechanism

open access: yesIEEE Access, 2019
Blockchain technology has a wide range of applications in the fields of finance, credit reporting and intellectual property, etc. As the core of blockchain, consensus algorithm affects the security and performance of blockchain system directly.
Fan Yang   +5 more
doaj   +3 more sources

Comparative evaluation and simulation of blockchain consensus mechanisms for secure and scalable peer to peer energy trading in microgrids [PDF]

open access: yesScientific Reports
Integration of renewable-energy (RE) sources of energy into local microgrids, decentralised energy markets using blockchain based peer-to-peer (P2P) energy trading is gaining more traction due to its ability to enable transparent, autonomous, and secure ...
G. B. Bhavana   +5 more
doaj   +2 more sources

The impact of tokenization on the trading process costs and carbon emission: Empirical study on the ODDO BHF Bond [PDF]

open access: yesCarbon Balance and Management
Emergence of blockchain technology has disrupted a number of economic sectors, particularly financial institutions, with significant effects on their operations. This paper investigates the impact of asset tokenization on the issuance and trading process
Sina Belkhiria, Eya Abid, Wided Khiari
doaj   +2 more sources

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