Results 41 to 50 of about 6,344 (284)

Formalizing Distributed Ledger Objects

open access: yes, 2017
In his PODC’2017 keynote address, Maurice Herlihy pointed out that despite the hype about blockchains and distributed ledgers, no formal abstraction of these objects has been proposed. To face this issue, in this paper we provide a proper formulation of a distributed ledger object.
Antonio Fern´andez Anta   +2 more
openaire   +3 more sources

Evaluation of Post-Quantum Distributed Ledger Cryptography

open access: yesThe Journal of The British Blockchain Association, 2019
This paper evaluates the current cybersecurity vulnerability of the prolific use of Elliptical Curve Digital Signature Algorithm (**ECDSA**) cryptography in use by the Bitcoin Core, Ethereum, Bitcoin Cash, and enterprise blockchains such as Multi-Chain ...
Robert Campbell Sr.
doaj   +2 more sources

DAG-Based Distributed Ledger for Low-Latency Smart Grid Network

open access: yesEnergies, 2019
In this paper, we propose a scheme that implements a Distributed Ledger Technology (DLT) based on Directed Acyclic Graph (DAG) to generate, validate, and confirm the electricity transaction in Smart Grid. The convergence of the Smart Grid and distributed
Seongjoon Park, Hwangnam Kim
doaj   +1 more source

Prospective applications of new technologies and artificial intelligence for systematizing the results of intellectual activity [PDF]

open access: yesE3S Web of Conferences, 2020
The article addresses the prospects of using distributed ledger technologies – blockchain and artificial intelligence – for the purpose of systematizing the rights to the results of intellectual activity for their subsequent commercialization.
Novoselova L, Grin E
doaj   +1 more source

Distributed Ledger Technology and Blockchain [PDF]

open access: yes, 2017
The financial sector is currently undergoing a major transformation, brought about by the rapid development and spread of new technologies. The confluence of ‘finance’ and ‘technology’ is often referred to as ‘Fintech’, typically describing companies or innovations that employ new technologies
Natarajan, Harish   +2 more
openaire   +3 more sources

A Data Engineering Framework for Ethereum Beacon Chain Rewards: From Data Collection to Decentralization Metrics

open access: yesScientific Data
Ethereum, one of the leading smart contract blockchain platforms, currently operates on a Proof-of-Stake (PoS) consensus mechanism designed to secure the network while incentivizing desired validator behaviors.
Tao Yan   +4 more
doaj   +1 more source

Applying Model-Driven Engineering to Distributed Ledger Deployment

open access: yesIEEE Access, 2020
Distributed Ledger Technology (DLT) enables data storage in a decentralized manner among collaborating parties. The software architecture of such solutions encompasses models placed in the relevant architectural views.
Tomasz Gorski, Jakub Bednarski
doaj   +1 more source

Blockchain distributed ledgers and liability

open access: yesJournal of Digital Banking, 2018
One of the oft-noted benefits of distributed ledger technology is its security. Many commentators seem to believe that because the Bitcoin blockchain has not been hacked, somehow this means all blockchains are secure. This paper draws on recent examples to explore how risk persists when financial services are provided via distributed ledgers.
Zetzsche, DA, Buckley, RP, Arner, DW
openaire   +3 more sources

Digital Technologies: Description, Classification, and Links to Circular Economy

open access: yesBusiness Strategy and the Environment, EarlyView.
ABSTRACT Digital technologies (DTs) and circular economy (CE) are currently two topics that are expected to contribute significantly to sustainable development, and digitization is generally considered a key enabler of CE. However, most studies only cover the most known Industry 4.0 technologies, and very limited research detailing how DTs can support ...
Laura Piedra‐Muñoz   +3 more
wiley   +1 more source

Statistical detection of selfish mining in proof-of-work blockchain systems

open access: yesScientific Reports
The core of many cryptocurrencies is the decentralised validation network operating on proof-of-work technology. In these systems, validation is done by so-called miners who can digitally sign blocks once they solve a computationally-hard problem ...
Sheng-Nan Li   +2 more
doaj   +1 more source

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