Results 21 to 30 of about 3,887,385 (233)

Influence of Blockchain Technology in Manufacturing Supply Chain and Logistics

open access: yesLogistics, 2022
Background: Blockchain is a digitally managed, distributed, and decentralized ledger used to record transactions in an immutable format. Its characteristics in providing trust, transparency, and traceability make it attractive for applications where ...
Abirami Raja Santhi   +1 more
doaj   +1 more source

Statistical mechanics model for the emergence of consensus [PDF]

open access: yesPhysical Review E, 2005
Replaced with extended version, added a ...
Raffaelli, Giacomo, Marsili, Matteo
openaire   +3 more sources

Optimization of PBFT Algorithm Based on QoS-Aware Trust Service Evaluation

open access: yesSensors, 2022
In service-transaction scenarios, blockchain technology is widely used as an effective tool for establishing trust between service providers and consumers. The consensus algorithm is the core technology of blockchain.
Wei Liu   +4 more
doaj   +1 more source

Trustworthiness and a Zero Leakage OTMP-P2L Scheme Based on NP Problems for Edge Security Access

open access: yesSensors, 2020
Resource constraints have prevented comprehensive cryptography and multifactor authentication in numerous Internet of Things (IoT) connectivity scenarios.
Daoqi Han, Xiaofeng Du, Yueming Lu
doaj   +1 more source

Lightweight mobile Ad Hoc network authentication scheme based on blockchain

open access: yes网络与信息安全学报, 2020
In order to solve the problem that the existing authentication method can’t track the vulnerable of malicious nodes and depends on the centralized authentication center,based on the de-centralization,tamper-proof and traceable characteristics of ...
ZHANG Xu, MA Xin
doaj   +3 more sources

Security Assessment of Blockchain in Chinese Classified Protection of Cybersecurity

open access: yesIEEE Access, 2020
Classified protection is one of primary security policies of information system in many countries. With the increasing popularity of blockchain in various fields of applications, it is extremely necessary to promote classified protection for blockchain's
Di Wang, Yan Zhu, Yi Zhang, Guowei Liu
doaj   +1 more source

Principle and Core Technology of Blockchain

open access: yesJisuanji kexue yu tansuo, 2020
Blockchain is a kind of technology which comprehensively uses cryptography, distributed databases, P2P communication, smart contracts and other technologies. In a decentralized and trustless network, it uses encryption algorithms to verify and store data
WANG Qun, LI Fujuan, WANG Zhenli, LIANG Guangjun, XU Jie
doaj   +1 more source

The robust distributed ledger model for a multidimensional blockchain security analysis [PDF]

open access: yesНаучно-технический вестник информационных технологий, механики и оптики, 2021
The paper considers the problem of constructing a model of the robust distributed ledger for security proof of a multidimensional blockchain. Several requirements for the model are imposed, among which most important are compatibility with existing ...
Ilya M. Shilov, Danil A. Zakoldaev
doaj   +1 more source

Distributed trust management scheme based on blockchain in Internet of vehicles

open access: yesTongxin xuebao, 2023
Aiming at the security problems caused by the low efficiency and accuracy of malicious vehicle identification in Internet of vehicles, a distributed trust management scheme based on blockchain in Internet of vehicles was proposed.A false information ...
Haibo ZHANG   +3 more
doaj  

Research on blockchain evaluation methods under the classified protection of cybersecurity

open access: yes工程科学学报, 2020
A blockchain is a cryptographic distributed database and network transaction accounting system. In the current era of major technological changes, blockchain technology, with its cryptographic structure, peer-to-peer (P2P) network, consensus mechanism ...
Yan ZHU   +6 more
doaj   +1 more source

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