Results 21 to 30 of about 787 (130)
Blockchain in Healthcare Today, 2022 Objective: Clinical data in the United States is highly fragmented, stored in numerous different databases, and are defined by service providers or clinical specialties rather than by individuals or their families.
Daniel Toshio Harrell +9 more
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UTM-Chain: Blockchain-Based Secure Unmanned Traffic Management for Internet of Drones
Sensors, 2021 Unmanned aerial systems (UAVs) are dramatically evolving and promoting several civil applications. However, they are still prone to many security issues that threaten public safety.
Azza Allouch +5 more
doaj +1 more source
Blockchain data access control scheme based on CP-ABE algorithm
网络与信息安全学报, 2020 Different from the public chain, the consortium blockchain Hyperledger Fabric integrates the additional member management service(MSP) mechanism to provide channel-based data isolation protection.
QIU Yunxiang, ZHANG Jiancong +1 more
doaj +3 more sources
Blockchain-Based Safety Management System for the Grain Supply Chain
IEEE Access, 2020 In recent years, various food-safety issues have aroused public concern regarding safety in the food supply chain. Since grains are closely linked to human life and health, it is necessary to effectively manage information in the grain supply chain.
Xin Zhang +6 more
doaj +1 more source
IEEE Access, 2022 Low-Power Wide-Area Network (LPWAN) is a new type of wireless technology that offers long range communication for devices in the Internet of Things (IoT) and LoRaWAN is one of the main technologies currently available to enable LPWAN environments. In the
Victor Ribeiro +3 more
doaj +1 more source
Blockchain in Logistics and Supply Chain: A Lean Approach for Designing Real-World Use Cases
IEEE Access, 2018 The Blockchain technology can be defined as a distributed ledger database for recording transactions between parties verifiably and permanently. Blockchain emerged as a leading technology layer for financial applications. Nevertheless, in the past years,
Guido Perboli +2 more
doaj +1 more source
Foods, 2023 Excellent jujube supply-chain management is of great significance to the development of the Xinjiang jujube industry. However, traditional jujube supply-chain management is faced with the dilemmas of opaque connection of transaction flow and capital flow
Hao Song, Wenfei Ge, Pan Gao, Wei Xu
doaj +1 more source
A Blockchain-Based E-Commerce Reputation System Built With Verifiable Credentials
IEEE Access, 2023 Reviews and reputation scores of sellers play an important role in decision-making process of potential buyers in an e-commerce system. A trustworthy and reliable reputation system is a crucial component in the e-commerce ecosystem, as buyers rely on it ...
Omer Dogan, Hacer Karacan
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SECURING IOT WITH BLOCKCHAIN [PDF]
The International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 2021 IoT is becoming ubiquitous in industry, homes, cities, literally in every aspect of our daily lives. Securing IoT-based systems is difficult because of deficiencies in the very nature of IoT devices such as limited battery power, processing, and storage,
K. O. Toka +3 more
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Performance Evaluation of Hyperledger Fabric
2020 IEEE International Conference on Informatics, IoT, and Enabling Technologies (ICIoT), 2020 Blockchain is a distributed secure ledger that eliminates the need for centralized authority to store data. The centralized approach has several limitations as it is a Single-Point-of-Failure and a third-party might be needed. Blockchain, on the other hand, provides decentralized, secure and trustless framework that eliminates the need for a third ...
Salma Shalaby +5 more
openaire +2 more sources