Results 21 to 30 of about 359,953 (259)

Solidity Code Generation From UML State Machines in Model-Driven Smart Contract Development

open access: yesIEEE Access, 2022
For the development of blockchain smart contracts, a structured approach based on the principles of the Model Driven Architecture can be beneficial and facilitate the implementation of smart contracts.
Mantas Jurgelaitis   +2 more
doaj   +1 more source

Smart Contract Vulnerability Detection Model Based on Siamese Network (SCVSN): A Case Study of Reentrancy Vulnerability

open access: yesEnergies, 2022
Blockchain technology is currently evolving rapidly, and smart contracts are the hallmark of the second generation of blockchains. Currently, smart contracts are gradually being used in power system networks to build a decentralized energy system ...
Ran Guo   +4 more
doaj   +1 more source

Smart legal contract and its research progress

open access: yes工程科学学报, 2022
With the advancement of blockchain, smart contracts have become increasingly popular. However, the uncertain status by law severely limits their practical applications.
Di WANG   +6 more
doaj   +1 more source

Trustee: Full Privacy Preserving Vickrey Auction on top of Ethereum [PDF]

open access: yes, 2019
The wide deployment of tokens for digital assets on top of Ethereum implies the need for powerful trading platforms. Vickrey auctions have been known to determine the real market price of items as bidders are motivated to submit their own monetary ...
E-O Blass   +7 more
core   +2 more sources

How Effective are Smart Contract Analysis Tools? Evaluating Smart Contract Static Analysis Tools Using Bug Injection

open access: yes, 2020
Security attacks targeting smart contracts have been on the rise, which have led to financial loss and erosion of trust. Therefore, it is important to enable developers to discover security vulnerabilities in smart contracts before deployment.
Akca Sefa   +9 more
core   +1 more source

Design and implementation of a smart-contract voting system based on zero-knowledge proof

open access: yes工程科学学报, 2023
As a legally binding computer program, smart contracts are stored on the blockchain and can be automatically executed according to the contract terms.
Hong-jian YIN   +4 more
doaj   +1 more source

A Secure Smart Contract Generation Method Based on Timed Automata [PDF]

open access: yesJisuanji gongcheng, 2023
Blockchain is a decentralized computing paradigm with promising application prospects in many fields. Smart contracts are the key to blockchain applications; however, security issues with smart contracts often occur, occasionally leading to significant ...
Yang LIU, Shengjie ZHANG
doaj   +1 more source

CodeNet: Code-Targeted Convolutional Neural Network Architecture for Smart Contract Vulnerability Detection

open access: yesIEEE Access, 2022
A smart contract is a computer program which is automatically executed with some conditional statements such as “if/then”. Since smart contracts can include some vulnerable program codes, smart contract exploit was recently highlighted as ...
Seon-Jin Hwang   +3 more
doaj   +1 more source

Automation of the supplier role in the GB power system using blockchain based smart contracts [PDF]

open access: yes, 2017
An electricity supply smart contract was developed and demonstrated to perform pre-time-of-use price negotiation between demand and generation and posttime- of-use settlement and payment. The smart contract was demonstrated with 1000 loads/generators
Burnap, Peter   +4 more
core   +1 more source

Smart Contract: Attacks and Protections

open access: yesIEEE Access, 2020
Smart contracts are programs that reside within decentralized blockchains and are executed pursuant to triggered instructions. A smart contract acts in a similar way to a traditional agreement but negates the necessity for the involvement of a third ...
Sarwar Sayeed   +2 more
doaj   +1 more source

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