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Related papers: SimBlock: A Blockchain Network Simulator

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In this paper, we describe LUNES-Blockchain, an agent-based simulator of blockchains that is able to exploit Parallel and Distributed Simulation (PADS) techniques to offer a high level of scalability. To assess the preliminary…

Cryptography and Security · Computer Science 2019-11-07 Edoardo Rosa , Gabriele D'Angelo , Stefano Ferretti

Despite Information and Communication Technologies (ICT) have reduced the information asymmetry and increased the degree of interorganizational collaboration, the companies participating a supply chain are less inclined to share data when…

Cryptography and Security · Computer Science 2022-06-09 Francesco Longo , Letizia Nicoletti , Antonio Padovano , Gianfranco d'Atri , Marco Forte

This paper proposes iblock, a comprehensive C++ library for Bitcoin simulation, designed for OMNeT++. iblock offers superior efficiency and scalability with respect to state-of-the-art simulators, which are typically written in high-level…

Cryptography and Security · Computer Science 2025-12-24 Niccolò Scatena , Pericle Perazzo , Giovanni Nardini

The applications of the blockchain technology are still being discov-ered. When a new potential disruptive technology emerges, there is a tendency to try to solve every problem with that technology. However, it is still necessary to…

Computers and Society · Computer Science 2021-03-16 Bruno Tavares , Filipe Figueiredo Correia , André Restivo , João Pascoal Faria , Ademar Aguiar

Policy decisions are increasingly dependent on the outcomes of simulations and/or machine learning models. The ability to share and interact with these outcomes is relevant across multiple fields and is especially critical in the disease…

Decentralization, immutability and transparency make of Blockchain one of the most innovative technology of recent years. This paper presents an overview of solutions based on Blockchain technology for multi-agent robotic systems, and…

Blockchain is based on a P2P network, supporting decentralized consensus of current cryptocurrencies. Since bitcoin and altcoins all utilize an underlying blockchain, they are therefore greatly affected by the performance of the P2P…

Networking and Internet Architecture · Computer Science 2018-09-17 Wei Bi , Huawei Yang , Maolin Zheng

In the light of the recent fame of Blockchain technologies, numerous proposals and projects aiming at better practical viability have emerged. However, formally assessing their particularities and benefits has proven to be a difficult task.…

Cryptography and Security · Computer Science 2019-06-13 Antoine Durand , Elyes Ben-Hamida , David Leporini , Gérard Memmi

In a blockchain system, nodes regularly distribute data to other nodes. The ideal perspective taken in the scientific literature is that data is broadcast to all nodes directly, while in practice data is distributed by repeated multicast.…

Programming Languages · Computer Science 2022-08-26 Wolfgang Jeltsch , Javier Díaz

The application of renewable energy sources in the power grid increases the necessity of tracking the system's state, especially in smart grids, where there is a bidirectional transfer of data and power. The complexity of coupling between…

Systems and Control · Electrical Eng. & Systems 2021-06-24 Sajjad Asefi , Yash Madhwal , Yury Yanovich , Elena Gryazina

The possibilities of decentralization and immutability make blockchain probably one of the most breakthrough and promising technological innovations in recent years. This paper presents an overview, analysis, and classification of possible…

Blockchain is a decentralized ledger used to securely exchange digital currency, perform deals and transactions efficient manner, each user of the network has access to the least copy of the encrypted ledger so that they can validate a new…

Cryptography and Security · Computer Science 2022-01-03 Bosubabu Sambana

Blockchain is an emerging decentralized data collection, sharing and storage technology, which have provided abundant transparent, secure, tamper-proof, secure and robust ledger services for various real-world use cases. Recent years have…

Distributed, Parallel, and Cluster Computing · Computer Science 2022-08-18 Xiao Li , Weili Wu

Blockchain has become a popular emergent technology in many industries. It is suitable for a broad range of applications, from its base role as an immutable distributed ledger to the deployment of distributed applications. Many…

Cryptography and Security · Computer Science 2022-12-20 Inwon Kang , Aparna Gupta , Oshani Seneviratne

The research designs a new integrated system for the security enhancement of a decentralized network by preventing damages from attackers, particularly for the 51 percent attack. The concept of multiple layered design based on Blockchain…

Cryptography and Security · Computer Science 2022-02-15 Song-Kyoo Kim

Large-scale rumor spreading could pose severe social and economic damages. The emergence of online social networks along with the new media can even make rumor spreading more severe. Effective control of rumor spreading is of theoretical…

Social and Information Networks · Computer Science 2018-02-26 Yize Chen , Quanlai Li , Hao Wang

Monero is a popular crypto-currency which focuses on privacy. The blockchain uses cryptographic techniques to obscure transaction values as well as a `ring confidential transaction' which seeks to hide a real transaction among a variable…

Cryptography and Security · Computer Science 2020-01-14 Nathan Borggren , Hyoung-yoon Kim , Lihan Yao , Gary Koplik

Blockchains are tamper evident and tamper resistant digital ledgers implemented in a distributed fashion (i.e., without a central repository) and usually without a central authority (i.e., a bank, company, or government). At their basic…

Cryptography and Security · Computer Science 2019-06-27 Dylan Yaga , Peter Mell , Nik Roby , Karen Scarfone

Blokchain is a promising technology to enable distributed and reliable data sharing at the network edge. The high security in blockchain is undoubtedly a critical factor for the network to handle important data item. On the other hand,…

Distributed, Parallel, and Cluster Computing · Computer Science 2022-12-09 Yixin Li , Liang Liang , Yunjian Jia , Wanli Wen , Chaowei Tang , Zhengchuan Chen

We consider blockchain in dynamic networks. We define the Blockchain Decision Problem. It requires miners that maintain the blockchain to confirm whether a particular block is accepted. We establish the necessary conditions for the…

Distributed, Parallel, and Cluster Computing · Computer Science 2022-08-09 Rachel Bricker , Mikhail Nesterenko , Gokarna Sharma