Results 11 to 20 of about 1,252,085 (249)

Smart Contract Broker: Improving Smart Contract Reusability in a Blockchain Environment

open access: yesSensors, 2023
In this paper, we propose a smart contract broker to improve the reusability of smart contracts in a blockchain environment. The current blockchain platform lacks a standard approach to sharing and managing smart contracts, which makes it difficult for ...
Joonseok Park   +2 more
doaj   +4 more sources

Smart contract model for complex reality transaction [PDF]

open access: yesInternational Journal of Crowd Science, 2019
Purpose - The application of smart contract can greatly reduce transaction costs and improve transaction efficiency. The existing smart contract are expensive, single application scenario and inefficient.
Tianyu Feng   +3 more
doaj   +3 more sources

Smart Contract Repair

open access: yesACM Transactions on Software Engineering and Methodology, 2020
Smart contracts are automated or self-enforcing contracts that can be used to exchange assets without having to place trust in third parties. Many commercial transactions use smart contracts due to their potential benefits in terms of secure peer-to-peer transactions independent of external parties. Experience shows that many commonly used
David Lo, Abhik Roychoudhury
exaly   +5 more sources

CBGRU: A Detection Method of Smart Contract Vulnerability Based on a Hybrid Model

open access: yesSensors, 2022
In the context of the rapid development of blockchain technology, smart contracts have also been widely used in the Internet of Things, finance, healthcare, and other fields.
Lejun Zhang   +6 more
doaj   +3 more sources

Applying blockchain-based method to smart contract classification for CPS applications

open access: yesDigital Communications and Networks, 2022
Smart contract has been the core of blockchain systems and other blockchain-based systems since Blockchain 2.0. Various operations on blockchain are performed through the invocation and execution of smart contracts.
Zigui Jiang   +3 more
doaj   +3 more sources

Survey of Ethereum Smart Contract Fuzzing Technology Research [PDF]

open access: yesJisuanji kexue, 2022
Smart contracts running on the blockchain platform completethe establishment and automatic execution of a greements between different participants,and also manage a large number of digital assets.The frequent exposure of smart contract loopholes has ...
HUANG Song, DU Jin-hu, WANG Xing-ya, SUN Jin-lei
doaj   +1 more source

Smart contracts [PDF]

open access: yesInternet Policy Review, 2021
A smart contract is code deployed in a blockchain environment, or the source code from which such code was compiled.
De Filippi, P., Wray, C., Sileno, G.
openaire   +7 more sources

Reliable Smart Contract Automatic Generation Based on Event-B [PDF]

open access: yesJisuanji kexue, 2023
Smart contract is a new computable transaction agreement that executes contract terms in code.Its application scena-rios and scale are growing with each passing day,carrying up to billions of dollars of various assets.However,smart contracts may cause ...
ZHU Jian, HU Kai, WANG Jun, LI Jie, YE Yafei, SHI Xiyan
doaj   +1 more source

Bytecode-based approach for Ethereum smart contract classification

open access: yes网络与信息安全学报, 2022
In recent years, blockchain technology has been widely used and concerned in many fields, including finance, medical care and government affairs.However, due to the immutability of smart contracts and the particularity of the operating environment ...
Dan LIN, Kaixin LIN, Jiajing WU, Zibin ZHENG
doaj   +3 more sources

Data Trading Certification Based on Consortium Blockchain and Smart Contracts

open access: yesIEEE Access, 2021
In this paper, the first data trading certification blockchain solution based on consortium blockchain and smart contracts is proposed to solve the certification data security problem in data trading, so as to realize the auditability, accountability and
Wei Xiong, Li Xiong
doaj   +1 more source

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