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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

Privacy-preservation policies are guidelines formulated to protect data providers private data. Previous privacy-preservation methodologies have addressed privacy in which data are permanently stored in repositories and disconnected from…

Cryptography and Security · Computer Science 2024-08-22 Michael Mireku Kwakye

The popularity and applicability of mobile crowdsensing applications are continuously increasing due to the widespread of mobile devices and their sensing and processing capabilities. However, we need to offer appropriate incentives to the…

Computer Science and Game Theory · Computer Science 2018-08-21 Dimitris Chatzopoulos , Sujit Gujar , Boi Faltings , Pan Hui

Recent years have witnessed an increasing interest in the blockchain technology, and many blockchain-based applications have been developed to take advantage of its decentralization, transparency, fault tolerance, and strong security. In…

Cryptography and Security · Computer Science 2021-09-30 Yihao Guo , Zhiguo Wan , Xiuzhen Cheng

Blockchain technology promises to overcome trust and privacy concerns inherent to centralized information sharing. However, current decentralized supply chain management systems do either not meet privacy and scalability requirements or…

Cryptography and Security · Computer Science 2023-11-06 Eric Wagner , Roman Matzutt , Jan Pennekamp , Lennart Bader , Irakli Bajelidze , Klaus Wehrle , Martin Henze

This work proposes a geographically-based split of the community microgrids into clusters of members that tend to have similar consumption and generation profiles. Assuming a community microgrid divided into clusters, a two-layer…

Integrating on-chain and off-chain data storage for decentralised and distributed information systems, such as blockchain, presents specific challenges for providing transparency of data governance and ensuring data integrity through…

Cryptography and Security · Computer Science 2022-07-04 Shoufeng Cao , Thomas Miller , Marcus Foth , Warwick Powell , Xavier Boyen , Charles Turner-Morris

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…

Cryptography and Security · Computer Science 2020-03-26 Hamidreza Ehteram , Mohammad Taha Toghani , Mohammad Ali Maddah-Ali

Energy storage units (ESUs) including EVs and home batteries enable several attractive features of the modern smart grids such as effective demand response and reduced electric bills. However, uncoordinated charging of ESUs stresses the…

Cryptography and Security · Computer Science 2020-02-21 Mohamed Baza , Marbin Pazos-Revilla , Mahmoud Nabil , Ahmed Sherif , Mohamed Mahmoud , Waleed Alasmary

The rise of smart contract systems such as Ethereum has resulted in a proliferation of blockchain-based decentralized applications including applications that store and manage a wide range of data. Current smart contracts are designed to be…

Cryptography and Security · Computer Science 2019-02-26 Chao Li , Balaji Palanisamy , Runhua Xu

Securing the traceability of products in the supply chain is an urgent issue. Recently, supply chain systems that use public blockchain (PBC) have been proposed. In these systems, PBC is used as a common database shared between supply chain…

Cryptography and Security · Computer Science 2020-04-17 Takio Uesugi , Yoshinobu Shijo , Masayuki Murata

This paper examines how decentralized energy systems can be enhanced using collaborative Edge Artificial Intelligence. Decentralized grids use local renewable sources to reduce transmission losses and improve energy security. Edge AI…

Emerging Technologies · Computer Science 2025-05-13 Eddie de Paula , Niel Bunda , Hezerul Abdul Karim , Nouar AlDahoul , Myles Joshua Toledo Tan

Sensitive records stored in the cloud such as healthcare records, private conversation and credit card information are targets of hackers and privacy abuse. Current information and record management systems have difficulties achieving…

Cryptography and Security · Computer Science 2020-04-07 Muhammed Siraj , Mohd. Izuan Hafez Hj. Ninggal , Nur Izura Udzir , Muhammad Daniel Hafiz Abdullah , Aziah Asmawi

Blockchain is increasingly being used to provide a distributed, secure, trusted, and private framework for energy trading in smart grids. However, existing solutions suffer from lack of privacy, processing and packet overheads, and reliance…

Cryptography and Security · Computer Science 2018-07-31 Ali Dorri , Fengji Luo , Salil S. Kanhere , Raja Jurdak , Zhao Yang Dong

Blockchain technology promises to democratize finance and promote social equity through decentralization, but questions remain about whether current implementations advance or hinder these goals. Through a mixed-methods study combining…

Human-Computer Interaction · Computer Science 2025-05-13 Faisal Haque Bappy , EunJeong Cheon , Tariqul Islam

Real-world applications in healthcare and supply chain domains produce, exchange, and share data in a multi-stakeholder environment. Data owners want to control their data and privacy in such settings. On the other hand, data consumers…

Cryptography and Security · Computer Science 2021-12-30 Rodrigo Dutra Garcia , Gowri Sankar Ramachandran , Raja Jurdak , Jo Ueyama

Blockchains revolutionized centralized sectors like banking and finance by promoting decentralization and transparency. In a blockchain, information is transmitted through transactions issued by participants or applications. Miners…

Cryptography and Security · Computer Science 2024-05-30 Johnnatan Messias Peixoto Afonso

Utilities around the world are reported to invest a total of around 30 billion over the next few years for installation of more than 300 million smart meters, replacing traditional analog meters [1]. By mid-decade, with full country wide…

Cryptography and Security · Computer Science 2021-01-19 Ibrahim Yilmaz , Kavish Kapoor , Ambareen Siraj , Mahmoud Abouyoussef

Programmable blockchains have long been a hot research topic given their tremendous use in decentralized applications. Smart contracts, using blockchains as their underlying technology, inherit the desired properties such as verifiability,…

Cryptography and Security · Computer Science 2025-08-19 Zhaorun Lin

Growing consumer awareness as well as manufacturers' internal quality requirements lead to novel demands on supply chain traceability. Existing centralized solutions suffer from isolated data storage and lacking trust when multiple parties…

Computers and Society · Computer Science 2018-10-24 Martin Westerkamp , Friedhelm Victor , Axel Küpper