Results 91 to 100 of about 30,192 (248)

Detecting Token Systems on Ethereum [PDF]

open access: yes, 2019
We propose and compare two approaches to identify smart contracts as token systems by analyzing their public bytecode. The first approach symbolically executes the code in order to detect token systems by their characteristic behavior of updating internal accounts. The second approach serves as a comparison base and exploits the common interface of ERC-
Michael Fröwis   +2 more
openaire   +3 more sources

Exploiting Blockchain Data to Detect Smart Ponzi Schemes on Ethereum

open access: yesIEEE Access, 2019
Blockchain technology becomes increasingly popular. It also attracts scams, for example, a Ponzi scheme, a classic fraud, has been found making a notable amount of money on Blockchain, which has a very negative impact. To help to deal with this issue and
Weili Chen   +4 more
doaj   +1 more source

On the Feasibility of Decentralized Derivatives Markets

open access: yes, 2017
In this paper, we present Velocity, a decentralized market deployed on Ethereum for trading a custom type of derivative option. To enable the smart contract to work, we also implement a price fetching tool called PriceGeth.
Adham, Moe   +3 more
core   +1 more source

Blockchain and NoSQL: Enhancing Throughput via a Deep Learning‐Based Hybrid Architecture

open access: yesInternet Technology Letters, EarlyView.
ABSTRACT Any data structure used to store information can be considered a database. Blockchain technology, at its core, is no more than a ledger to store information about transactions. In recent years, such technology has gained immense popularity in a wide range of applications.
Longo Antonello   +4 more
wiley   +1 more source

DPoSEB: Delegated Proof of Stake with Exponential Backoff Consensus Algorithm for Ethereum Blockchain [PDF]

open access: yesComputer Science Journal of Moldova
Blockchain is a technology that is rapidly gaining prominence and finding applications in various sectors such as banking, supply chain, healthcare, and e-governance.
Narayan D. G., Naveen Arali, R. Tejas
doaj   +1 more source

Revisiting Traceability of Vegetable Fresh‐Products in the EU: Why Blockchain Does (Not) Work?

open access: yesInternet Technology Letters, EarlyView.
ABSTRACT Food safety is paramount for a healthy society. Traceability provides the means for a rapid response to any type of food‐related problem at any stage of the supply chain. This study delves into the application of blockchain technology in tracking vegetable products within the European Union's regulatory framework.
I. Tasic   +4 more
wiley   +1 more source

Factors of Ethereum Profitability as a Platform for Creating Decentrilized Applications

open access: yesФинансовый журнал, 2023
By now, cryptocurrencies have almost become a part of the modern financial asset space, but the cryptocurrency market itself is not homogeneous, and individual cryptocurrencies can differ significantly in their properties and functions.
Kirill D. Shilov, Andrei V. Zubarev
doaj   +1 more source

A Framework for Blockchain Interoperability and Runtime Selection

open access: yes, 2019
The suitability of a particular blockchain for a given use case depends mainly on the blockchain's functional and non-functional properties. Such properties may vary over time, and thus, a selected blockchain may become unsuitable for a given use case ...
Borkowski, Michael   +2 more
core  

Impact of Geo-distribution and Mining Pools on Blockchains: A Study of Ethereum

open access: yes, 2020
Given the large adoption and economical impact of permissionless blockchains, the complexity of the underlying systems and the adversarial environment in which they operate, it is fundamental to properly study and understand the emergent behavior and ...
Barreto, João   +3 more
core  

Sustainable Development of Seafood Supply Chains via Blockchain Technology: Innovation Adoption and Implementation by Businesses and Entrepreneurs

open access: yesSustainable Development, EarlyView.
ABSTRACT We investigate why and how businesses and entrepreneurs adopt and implement blockchain technology to improve the economic, environmental and social sustainability of seafood supply chains. We conduct interviews with entrepreneurs and small‐ to medium‐sized enterprises (SMEs) – specifically fishers, aquaculturists and restaurants – using new ...
Benjamin S. Thompson, Sascha Rust
wiley   +1 more source

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