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Related papers: Decentralized Spectrum Access System: Vision, Chal…

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Decentralized learning involves training machine learning models over remote mobile devices, edge servers, or cloud servers while keeping data localized. Even though many studies have shown the feasibility of preserving privacy, enhancing…

Cryptography and Security · Computer Science 2022-01-07 Minghui Xu , Zongrui Zou , Ye Cheng , Qin Hu , Dongxiao Yu , Xiuzhen Cheng

Blockchain is a type of decentralized distributed database. Unlike traditional relational database management systems, it does not require management or maintenance by a third party. All data management and update processes are open and…

Cryptography and Security · Computer Science 2025-05-14 Jiaqi Huang , Yuanzheng Niu , Xiaoqi Li , Zongwei Li

Multiple-operators (multi-OPs) spectrum sharing mechanism can effectively improve the spectrum utilization in fifth-generation (5G) wireless communication networks. The secondary users are introduced to opportunistically access the licensed…

Networking and Internet Architecture · Computer Science 2020-05-07 Shuang Zheng , Tao Han , Yuna Jiang , Xiaohu Ge

Low throughput has been the biggest obstacle of large-scale blockchain applications. During the past few years, researchers have proposed various schemes to improve the systems' throughput. However, due to the inherent inefficiency and…

Networking and Internet Architecture · Computer Science 2021-02-05 Ying-Hao Zhang , Xiao Fan Liu

Reconfiguration of long-lived blockchain and Byzantine fault-tolerant (BFT) systems poses fundamental security challenges. In case of state-of-the-art Proof-of-Stake (PoS) blockchains, stake reconfiguration enables so-called long-range…

Cryptography and Security · Computer Science 2021-09-10 Selma Steinhoff , Chrysoula Stathakopoulou , Matej Pavlovic , Marko Vukolić

Federated learning (FL) based on the centralized design faces both challenges regarding the trust issue and a single point of failure. To alleviate these issues, blockchain-aided decentralized FL (BDFL) introduces the decentralized network…

Distributed, Parallel, and Cluster Computing · Computer Science 2024-06-04 Jun Li , Weiwei Zhang , Kang Wei , Guangji Chen , Feng Shu , Wen Chen , Shi Jin

The disaggregated and multi-vendor nature of OPEN-RAN networks introduces new supply chain security risks, making equipment authenticity and integrity crucial challenges. Robust solutions are needed to mitigate vulnerabilities in…

Cryptography and Security · Computer Science 2024-04-09 Ali Mehrban , Mostafa Jani

One of the biggest challenges associated with connected and autonomous vehicles (CAVs) is to maintain and make use of vehicles health records (VHR). VHR can facilitate different entities to offer various services in a proactive,…

Distributed, Parallel, and Cluster Computing · Computer Science 2020-07-28 Pranav Kumar Singh , Roshan Singh , Sukumar Nandi

The internet of things (IoT) and other emerging ubiquitous technologies are supporting the rapid spread of smart systems, which has underlined the need for safe, open, and decentralized data storage solutions. With its inherent…

Networking and Internet Architecture · Computer Science 2024-08-13 Naseem Alsadi , Syed Zaidi , Mankaran Rooprai , Stephen A. Gadsden , John Yawney

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…

Cryptography and Security · Computer Science 2018-06-29 Craig Wright , Antoaneta Serguieva

Supply chain applications operate in a multi-stakeholder setting, demanding trust, provenance, and transparency. Blockchain technology provides mechanisms to establish a decentralized infrastructure involving multiple stakeholders. Such…

Cryptography and Security · Computer Science 2021-08-30 Gowri Sankar Ramachandran , Sidra Malik , Shantanu Pal , Ali Dorri , Volkan Dedeoglu , Salil Kanhere , Raja Jurdak

Chainspace is a decentralized infrastructure, known as a distributed ledger, that supports user defined smart contracts and executes user-supplied transactions on their objects. The correct execution of smart contract transactions is…

Cryptography and Security · Computer Science 2017-08-15 Mustafa Al-Bassam , Alberto Sonnino , Shehar Bano , Dave Hrycyszyn , George Danezis

Distributed consensus mechanisms have been widely researched and made popular with a number of blockchain-based token applications, such as Bitcoin, and Ethereum. Although these general-purpose platforms have matured for scale and security,…

Cryptography and Security · Computer Science 2020-04-28 Steven Platt , Miquel Oliver-Riera

Web3 applications, built on blockchain technology, manage billions of dollars in digital assets through decentralized applications (dApps) and smart contracts. These systems rely on complex, software supply chains that introduce significant…

Cryptography and Security · Computer Science 2026-03-19 Martin Monperrus

Infrastructure sharing is a widely discussed and implemented approach and is successfully adopted in telecommunications networks today. In practice, it is implemented through prior negotiated Service Level Agreements (SLAs) between the…

Networking and Internet Architecture · Computer Science 2022-01-19 Tooba Faisal , Mischa Dohler , Simone Mangiante , Diego R. Lopez

The increasing number of wireless devices operating in unlicensed spectrum motivates the development of intelligent adaptive approaches to spectrum access. We consider decentralized contention-based medium access for base stations (BSs)…

Information Theory · Computer Science 2021-10-15 Akash Doshi , Srinivas Yerramalli , Lorenzo Ferrari , Taesang Yoo , Jeffrey G. Andrews

We study the problem of efficiently disseminating authenticated blockchain information from blockchain nodes (servers) to Internet of Things (IoT) devices, through a wireless base station (BS). In existing blockchain protocols, upon…

Distributed, Parallel, and Cluster Computing · Computer Science 2019-12-11 Pietro Danzi , Anders E. Kalør , Čedomir Stefanović , Petar Popovski

Blockchain technology is an interlinked systematic chain of blocks that contains transaction history and other user data. It works under the principle of decentralized distributed digital ledger. This technology enables cryptographically…

Cryptography and Security · Computer Science 2020-12-25 AKM Bahalul Haque , Mahbubur Rahman

The connected and autonomous systems (CAS) and auto-driving era is coming into our life. To support CAS applications such as AI-driven decision-making and blockchain-based smart data management platform, data and message…

Networking and Internet Architecture · Computer Science 2023-11-14 Huanyu Wu , Chentao Yue , Lei Zhang , Yonghui Li , Muhammad Ali Imran

Self-Sovereign Identity (SSI), a Blockchain-based technology for digital identity management, is a promising concept for handling health data. It could represent a step forward in empowering users, granting them control over their data.…

Cryptography and Security · Computer Science 2021-04-27 Alexandre Siqueira , Arlindo Flavio Da Conceição , Vladimir Rocha
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