Results 81 to 90 of about 3,954 (184)

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

BACP-LRS: Blockchain and IPFS-based Land Record System

open access: yesActa Informatica Pragensia
Background: Land records have traditionally derived their credibility from a central database of local government records, with copies issued to land owners.
Insaf Boumezbeur   +5 more
doaj   +1 more source

ARCHITECTURAL APPROACH TO DATA PROTECTION IN DISTRIBUTED SUPPLY CHAIN MANAGEMENT SYSTEM USING BLOCKCHAIN NODES

open access: yesВісник Національного технічного університету "ХПÌ": Системний аналіз, управління та інформаційні технології
Dockerised blockchain solution can mitigate the low levels of distributed technology adoption in small and medium enterprises. It can be done via designing and implementing an environment which inherits ease of deployment and scalability of containerized
Pavlo Zherzherunov, Olexandr Shmatko
doaj   +1 more source

Blockchain Authentication Mechanism for Securing Internet of Things

open access: yesPakistan Journal of Engineering & Technology, 2020
Internet of Things is a recent potential advancement in an IT arena, consists of multiple smart things (devices) which are connected through a physical network. Cisco incorporation predicts that IoT network will connect 50 billion devices by 2020.
Khadija Fazal , Adeel M. Syed
doaj  

Modeling and analysis of crypto-backed over-collateralized stable derivatives in DeFi

open access: yesFrontiers in Blockchain
In decentralized finance (DeFi), stablecoins like DAI are designed to offer a stable value amidst the fluctuating nature of cryptocurrencies. We examine the class of crypto-backed stable derivatives, focusing on mechanisms for price stabilization and ...
Zhenbang Feng   +3 more
doaj   +1 more source

Honeypot Method to Lure Attackers Without Holding Crypto-Assets

open access: yesIEEE Access
In recent years, the convenience and potential use of crypto-assets such as Bitcoin and Ethereum have attracted increasing attention. On the other hand, there have been reports of attacks on the blockchain networks that support crypto-assets in an ...
Hironori Uchibori   +2 more
doaj   +1 more source

Decentralization of Ethereum's Builder Market

open access: yes2025 IEEE Symposium on Security and Privacy (SP)
Blockchains protect an ecosystem worth more than $500bn with strong security properties derived from the principle of decentralization. Is today's blockchain decentralized? In this paper, we empirically studied one of the least decentralized parts of Ethereum, its builder market.
Sen Yang 0011   +2 more
openaire   +2 more sources

Optimal RANDAO Manipulation in Ethereum

open access: yesCoRR
It is well-known that RANDAO manipulation is possible in Ethereum if an adversary controls the proposers assigned to the last slots in an epoch. We provide a methodology to compute, for any fraction $α$ of stake owned by an adversary, the maximum fraction $f(α)$ of rounds that a strategic adversary can propose.
Kaya Alpturer, S. Matthew Weinberg
openaire   +4 more sources

Full Text PDF of JBBA Vol 1, Issue 2, Dec 2018

open access: yesThe Journal of The British Blockchain Association, 2018
Complete PDF of all contents of The JBBA, Volume 1, Issue 2, December 2018.
Naseem Naqvi
doaj  

Ethereum algoritam

open access: yes, 2019
Kriptovalute su novi oblik digitalnog novca koji funkcionira i nastaje na temelju složenih kriptografskih algoritama na računalnim mrežama. Ethereum je open-source program, zasnovan na blockchain tehnologiji, koja dozvoljava drugim programerima da grade i razvijaju decentralizirane aplikacije. Diplomski rad podijeljen je u tri glavna dijela.
openaire   +1 more source

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