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While centralized servers pose a risk of being a single point of failure, decentralized approaches like blockchain offer a compelling solution by implementing a consensus mechanism among multiple entities. Merging distributed computing with…

密码学与安全 · 计算机科学 2024-03-29 Ji Liu , Chunlu Chen , Yu Li , Lin Sun , Yulun Song , Jingbo Zhou , Bo Jing , Dejing Dou

Blockchain has the potential to enhance supply chain management systems by providing stronger assurance in transparency and traceability of traded commodities. However, blockchain does not overcome the inherent issues of data trust in IoT…

密码学与安全 · 计算机科学 2022-03-14 Guntur Dharma Putra , Changhoon Kang , Salil S. Kanhere , James Won-Ki Hong

Decentralization initiatives like Solid enable data owners to control who has access to their data and to stimulate innovation by creating both application and data markets. Once data owners share their data with others, though, it is no…

多智能体系统 · 计算机科学 2023-10-10 Davide Basile , Claudio Di Ciccio , Valerio Goretti , Sabrina Kirrane

In recent years decentralized currencies developed through Blockchains are increasingly becoming popular because of their transparent nature and absence of a central controlling authority. Though a lot of computation power, disk space, and…

数据库 · 计算机科学 2023-05-15 Anirudha Paul

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…

密码学与安全 · 计算机科学 2023-11-06 Eric Wagner , Roman Matzutt , Jan Pennekamp , Lennart Bader , Irakli Bajelidze , Klaus Wehrle , Martin Henze

Centralized social networks have experienced a transformative impact on our digital era communication, connection, and information-sharing information. However, it has also raised significant concerns regarding users' privacy and individual…

密码学与安全 · 计算机科学 2024-09-30 Quang Cao , Katerina Vgena , Aikaterini-Georgia Mavroeidi , Christos Kalloniatis , Xun Yi , Son Hoang Dau

Public key infrastructures are essential for Internet security, ensuring robust certificate management and revocation mechanisms. The transition from centralized to decentralized systems presents challenges such as trust distribution and…

密码学与安全 · 计算机科学 2025-03-05 Patrick Herbke , Thomas Cory , Mauro Migliardi

Permissionless blockchains face considerable challenges due to increasing storage demands, driven by the proliferation of Decentralized Applications (DApps). This paper introduces EC-Chain, a cost-effective storage solution for…

密码学与安全 · 计算机科学 2024-12-10 Minghui Xu , Hechuan Guo , Ye Cheng , Chunchi Liu , Dongxiao Yu , Xiuzhen Cheng

Hybrid storage solutions have emerged as potent strategies to alleviate the data storage bottlenecks prevalent in blockchain systems. These solutions harness off-chain Storage Services Providers (SPs) in conjunction with Authenticated Data…

At present, the cloud storage used in searchable symmetric encryption schemes (SSE) is provided in a private way, which cannot be seen as a true cloud. Moreover, the cloud server is thought to be credible, because it always returns the…

密码学与安全 · 计算机科学 2017-11-21 Huige Li , Fangguo Zhang , Jiejie He , Haibo Tian

Decentralization has been touted as the principal security advantage which propelled blockchain systems at the forefront of developments in the financial technology space. Its exact semantics nevertheless remain highly contested and…

密码学与安全 · 计算机科学 2024-04-16 Christina Ovezik , Dimitris Karakostas , Aggelos Kiayias

Modern blockchain systems are a fresh look at the paradigm of distributed computing, applied under assumptions of large-scale public networks. They can be used to store and share information without a trusted central party. There has been…

数据库 · 计算机科学 2018-03-19 Sara Cohen , Aviv Zohar

Decentralized Storage Network (DSN) is an emerging technology that challenges traditional cloud-based storage systems by consolidating storage capacities from independent providers and coordinating to provide decentralized storage and…

密码学与安全 · 计算机科学 2024-03-25 Minghui Xu , Jiahao Zhang , Hechuan Guo , Xiuzhen Cheng , Dongxiao Yu , Qin Hu , Yijun Li , Yipu Wu

As the use of DevOps practices continues to grow, organizations are seeking ways to improve collaboration, speed up development cycles, and increase security, transparency, and traceability. Blockchain technology has the potential to…

密码学与安全 · 计算机科学 2023-06-02 Muhammad Shoaib Farooq , Usman Ali

Blockchain has come a long way: a system that was initially proposed specifically for cryptocurrencies is now being adapted and adopted as a general-purpose transactional system. As blockchain evolves into another data management system,…

数据库 · 计算机科学 2021-01-18 Pingcheng Ruan , Tien Tuan Anh Dinh , Dumitrel Loghin , Meihui Zhang , Gang Chen , Qian Lin , Beng Chin Ooi

How to audit outsourced data in centralized storage like cloud is well-studied, but it is largely under-explored for the rising decentralized storage network (DSN) that bodes well for a billion-dollar market. To realize DSN as a usable…

密码学与安全 · 计算机科学 2020-08-10 Yuefeng Du , Huayi Duan , Anxin Zhou , Cong Wang , Man Ho Au , Qian Wang

Blockchain technologies can enable secure computing environments among mistrusting parties. Permissioned blockchains are particularly enlightened by companies, enterprises, and government agencies due to their efficiency, customizability,…

分布式、并行与集群计算 · 计算机科学 2021-06-09 Minghui Xu , Shuo Liu , Dongxiao Yu , Xiuzhen Cheng , Shaoyong Guo , Jiguo Yu

Content-Centric Networking (CCN) offers a novel architectural paradigm that seeks to address the inherent limitations of the prevailing Internet Protocol (IP)-based networking model. In contrast to the host-centric communication approach of…

网络与互联网体系结构 · 计算机科学 2025-08-05 Azadeh Sadat Miraftab , Ahmadreza Montazerolghaem , Behrad Mahboobi

Sensor technologies have evolved to a point where it is now practical to monitor products along the supply chain. The collected data can be stored in a decentralized way using blockchain technology. However, ensuring the reliability of the…

密码学与安全 · 计算机科学 2026-03-24 Sara Aguincha , Emanuel Nunes , Samih Eisa , Miguel L. Pardal

Blockchain technology transformed the digital sphere by providing a transparent, secure, and decentralized platform for data security across a range of industries, including cryptocurrencies and supply chain management. Blockchain's…

密码学与安全 · 计算机科学 2023-06-22 Bilash Saha , Md Mehedi Hasan , Nafisa Anjum , Sharaban Tahora , Aiasha Siddika , Hossain Shahriar