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Mobile edge computing (MEC) is a promising technology that enhances the efficiency of mobile blockchain networks, by enabling miners, often acted by mobile users (MUs) with limited computing resources, to offload resource-intensive mining…

计算机科学与博弈论 · 计算机科学 2025-08-11 Licheng Ye , Zehui Xiong , Lin Gao , Dusit Niyato

Since its proposal by Eyal and Sirer (CACM '13), selfish mining attack on proof-of-work blockchains has been studied extensively in terms of both improving its impact and defending against it. Before any defense is deployed in a real world…

密码学与安全 · 计算机科学 2020-11-30 Nandini Agrawal , R Prashanthi , Osman Biçer , Alptekin Küpçü

In the field of energy Internet, blockchain-based distributed energy trading mode is a promising way to replace the traditional centralized trading mode. However, the current power blockchain platform based on public chain has problems such…

分布式、并行与集群计算 · 计算机科学 2023-10-12 Lianghaojie Zhou , Youquan Xian , Yipeng Yang , Jianyong Jiang , Peng Liu , Xianxian Li

To address the large amount of energy wasted by blockchains, we propose a decentralized consensus protocol for blockchains in which the computation can be used to search for good approximate solutions to any optimization problem. Our…

分布式、并行与集群计算 · 计算机科学 2019-12-03 Naoki Shibata

Transaction throughput, confirmation latency and confirmation reliability are fundamental performance measures of any blockchain system in addition to its security. In a decentralized setting, these measures are limited by two underlying…

密码学与安全 · 计算机科学 2019-10-03 Vivek Bagaria , Sreeram Kannan , David Tse , Giulia Fanti , Pramod Viswanath

The global financial landscape is experiencing significant transformation driven by technological advancements and evolving market dynamics. Moreover, blockchain technology has become a pivotal platform with widespread applications,…

计算工程、金融与科学 · 计算机科学 2024-07-30 Maruf Ahmed Mridul , Kaiyang Chang , Aparna Gupta , Oshani Seneviratne

Since its inception as a solution for secure cryptocurrencies sharing in 2008, the blockchain technology has now become one of the core technologies for secure data sharing and storage over trustless and decentralised peer-to-peer systems.…

密码学与安全 · 计算机科学 2020-06-26 Noe Elisa , Longzhi Yang , Honglei Li , Fei Chao , Nitin Naik

In this white paper, we propose a blockchain-based system, named AME, which is a decentralized infrastructure and application platform with enhanced security and self-management properties. The AME blockchain technology aims to increase the…

分布式、并行与集群计算 · 计算机科学 2018-12-20 Lanny Z. N. Yuan , Huaibing Jian , Peng Liu , Pengxin Zhu , ShanYang Fu

In this paper, we develop BlockMarkchain, as a secure data market place, where individual data sellers can exchange certified data with buyers, in a secure environment, without any mutual trust among the parties, and without trusting on a…

密码学与安全 · 计算机科学 2020-03-26 Hamidreza Ehteram , Mohammad Taha Toghani , Mohammad Ali Maddah-Ali

Bitcoin is the first successful decentralized global digital cash system. Its mining process requires intense computational resources, therefore its usefulness remains a disputable topic. We aim to solve three problems with Bitcoin and…

密码学与安全 · 计算机科学 2016-08-25 Alexander Chepurnoy , Mario Larangeira , Alexander Ojiganov

The scalability of blockchain systems is constrained by inefficient P2P broadcasting, as most existing optimizations focus only on the logical layer without considering physical network conditions. To address this, we propose BlockSDN, the…

网络与互联网体系结构 · 计算机科学 2026-03-03 Wenyang Jia , Jingjing Wang , Ziwei Yan , Xiangli Peng , Guohui Yuan

In the past years trend of microgrids is increasing very fast to reduce peak-hour costs. However, in these systems, third parties are still involved in selling surplus energy. This results in increased cost of energy and there are many…

密码学与安全 · 计算机科学 2024-05-21 Muhammad Awais , Qamar Abbas , Shehbaz Tariq , Sayyaf Haider Warraich

Healthcare insurance provides financial support to access medical services for patients while ensuring timely and guaranteed payment for providers. Insurance fraud poses a significant challenge to insurance companies and policyholders,…

密码学与安全 · 计算机科学 2024-07-26 Md Al Amin , Rushabh Shah , Hemanth Tummala , Indrajit Ray

Blockchain has emerged as a trusted and secure distributed ledger for transactions while also being decentralised, distributed and its legitimacy not guaranteed by a trusted authority. Since the appearance of Bitcoin, Blockchain has known…

分布式、并行与集群计算 · 计算机科学 2018-10-01 Ioana Stanescu , Lenuta Alboaie , Andrei Panu

Blockchain plays a crucial role in ensuring the security and integrity of decentralized systems, with the proof-of-work (PoW) mechanism being fundamental for achieving distributed consensus. As PoW blockchains see broader adoption, an…

系统与控制 · 电气工程与系统科学 2026-01-07 Xunqiang Lan , Xiao Tang , Ruonan Zhang , Bin Li , Qinghe Du , Dusit Niyato , Zhu Han

In recent years, Blockchain-based Online Social Media (BOSM) platforms have evolved fast due to the advancement of blockchain technology. BOSM can effectively overcome the problems of traditional social media platforms, such as a single…

社会与信息网络 · 计算机科学 2023-06-12 Rui Sun , Chao Li , Jingyu Liu , Xingchen Sun

The sharing economy is centralizing services, leading to misuses of the Internet. We can list growing damages of data hacks, global outages and even the use of data to manipulate their owners. Unfortunately, there is no decentralized web…

分布式、并行与集群计算 · 计算机科学 2022-03-24 Deepal Tennakoon , Yiding Hua , Vincent Gramoli

Decentralization, in the form of mesh networking and blockchain, two promising technologies, is coming to the telecommunications industry. Mesh networking allows wider low cost Internet access with infrastructures built from routers…

网络与互联网体系结构 · 计算机科学 2019-04-03 Aniruddh Rao Kabbinale , Emmanouil Dimogerontakis , Mennan Selimi , Anwaar Ali , Leandro Navarro , Arjuna Sathiaseelan , Jon Crowcroft

Cooperative driving (or Platooning) focuses on improving the safety and efficiency by connecting two or more vehicles on a road by vehicular communication protocols. The leader is crucial as it manages the platoon, establishes communication…

网络与互联网体系结构 · 计算机科学 2023-12-06 Sruthi Rachamalla , Henry Hexmoor

This chapter contributes to evolving the versatility and complexity of blockchain-enabled services through extending the functionality of blockchain-enforced smart contracts. The contributions include: (i) a method for automated management…

密码学与安全 · 计算机科学 2018-06-29 Craig Wright , Antoaneta Serguieva