Results 21 to 30 of about 167,450,031 (235)

An optimized proof of stake consensus strategy [PDF]

Jisuanji gongcheng, 2019
As a decentralized distributed ledger technology,the main function of blockchain is to reach a consensus among untrusted nodes.In the blockchain,a suitable consensus mechanism can improve the blockchain performance and guarantee transaction data security.
XIA Changlin,SONG Yurong,JIANG Guoping
doaj   +1 more source

Performance analysis and comparison of PoW, PoS and DAG based blockchains

Digital Communications and Networks, 2020
In the blockchain, the consensus mechanism plays a key role in maintaining the security and legitimation of contents recorded in the blocks. Various blockchain consensus mechanisms have been proposed.
Bin Cao, Zhenghui Zhang, Daquan Feng, Shengli Zhang, Lei Zhang, Mugen Peng, Yun Li   +6 more
doaj   +1 more source

Improvement Scheme for the Proof of Stake Consensus of Blockchain Incentive Mechanism [PDF]

Zhengzhou Daxue xuebao. Gongxue ban, 2023
To solve the problem of unreasonable distribution of PoS block rewards, a proof of stake based on incentive (Incentive-PoS)consensus algorithm was proposed. Firstly, the research problem was described. A PoS determined that nodes with more coins have a
WANG Jie, GE Lina, ZHANG Guifen
doaj   +1 more source

PROOF-OF-STAKE CONSENSUS ALGORITHMS FOR THE SOFTWARE COMPONENTS BLOCKCHAIN [PDF]

Journal of Engineering Science (Chişinău), 2022
In the blockchain context, the information system (IS) is considered a part of its infrastructure. However, blockchain itself can be used for IS development using software components and services. As the trust for binary components or services is still a
GIEDRIMAS, Vaidas
doaj   +1 more source

CBCIoT: A Consensus Algorithm for Blockchain-Based IoT Applications

Applied Sciences, 2021
Internet of things is widely used in the current era to collect data from sensors and perform specific tasks through processing according to the requirements.
Moin Uddin, Muhammad Muzammal, Muhammad Khurram Hameed, Ibrahim Tariq Javed, Bandar Alamri, Noel Crespi   +5 more
doaj   +1 more source

A Graph Model Based Blockchain Implementation for Increasing Performance and Security in Decentralized Ledger Systems

IEEE Access, 2020
Blockchains are being recently used as a supporting technology framework for decentralized applications requiring functionalities such as exchange of value through tokens, cryptocurrency and smart contracts.
Konstantinos Tsoulias, Georgios Palaiokrassas, Georgios Fragkos, Antonios Litke, Theodora A. Varvarigou   +4 more
doaj   +1 more source

Private Proof-of-Stake Blockchains using Differentially-private Stake Distortion [PDF]

, 2023
Safety, liveness, and privacy are three critical properties for any private proof-of-stake (PoS) blockchain. However, prior work (SP\u2721) has shown that to obtain safety and liveness, a PoS blockchain must in theory forgo privacy.
Chenghong Wang, David Pujo, Ashwin Machanavajjhala, Kartik Nayak   +3 more
core   +1 more source

HealthDote: A blockchain-based model for continuous health monitoring using interplanetary file system

Healthcare Analytics, 2023
The Healthcare industry demands increased privacy and security to protect confidential patient information and comply with regulations. Both these features can be incorporated into the existing systems using Blockchain technology.
Sireejaa Uppal, Bindiya Kansekar, S. Mini, Deepak Tosh   +3 more
doaj   +1 more source

The Comprehensive Investigation and Discussion on the Progress of Ethereum Proof-of-Stake [PDF]

ITM Web of Conferences
Proof of Stake (PoS), as an important consensus algorithm in blockchain technology, has received widespread attention and research in recent years.
Feng Xiaojie
doaj   +1 more source

Blockchain Technology – Support for Collaborative Systems [PDF]

Informatică economică, 2020
Blockchain technology is one of the most promising new technology, a new approach in data registration and distribution, and represents a new paradigm for how information is shared.
Gheorghe MATEI
doaj   +1 more source