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In this paper, we present Talaria, a novel permissioned blockchain simulator that supports numerous protocols and use cases, most notably in supply chain management. Talaria extends the capability of BlockSim, an existing blockchain…

密码学与安全 · 计算机科学 2021-04-01 Jiali Xing , David Fischer , Nitya Labh , Ryan Piersma , Benjamin C. Lee , Yu Amy Xia , Tuhin Sahai , Vahid Tarokh

The public blockchain was originally conceived to process monetary transactions in a peer-to-peer network while preventing double-spending. It has since been extended to numerous other applications including execution of programs that exist…

密码学与安全 · 计算机科学 2018-08-03 John Adler , Ryan Berryhill , Andreas Veneris , Zissis Poulos , Neil Veira , Anastasia Kastania

With the help of a shared pool of reconfigurable computing resources, clients of the cloud-based model can keep sensitive data remotely and access the apps and services it offers on-demand without having to worry about maintaining and…

密码学与安全 · 计算机科学 2023-04-25 S. M. Udhaya Sankar , D. Selvaraj , G. K. Monica , Jeevaa Katiravan

Attribute-based encryption (ABE) is a promising tool for implementing fine-grained access control.To solve the matters of security in single authority, access policy public, not traceable of malicious user,we proposed a scheme of…

密码学与安全 · 计算机科学 2020-09-11 Wei Zhang , Yi Wu , Zhishuog Zhang , Hu Xiong , Zhiguang Qin

Non-orthogonal multiple access (NOMA) with successive interference cancellation receiver is considered as one of the most potent multiple access techniques to be adopted in future wireless communication networks. Data security in the NOMA…

网络与互联网体系结构 · 计算机科学 2018-12-05 Anik Islam , Mohammed Belal Uddin , Md. Fazlul Kader , Soo Young Shin

Increased collaborative production and dynamic selection of production partners within industry 4.0 manufacturing leads to ever-increasing automatic data exchange between companies. Automatic and unsupervised data exchange creates new…

密码学与安全 · 计算机科学 2020-07-29 Jan Stodt , Christoph Reich

Blockchain has been praised for its capacity to hold data in a decentralized and tamper-proof way. It also supports the execution of code through blockchain's smart contracts, adding automation of actions to the network with high…

密码学与安全 · 计算机科学 2021-01-25 Nicolas Six , Claudia Negri Ribalta , Nicolas Herbaut , Camille Salinesi

With the advent of blockchain technology, multiple research avenues and platforms for dialogue have opened up. However technology transfer to the pubic has not been implemented, such that regular public can access and make use of secure and…

计算机与社会 · 计算机科学 2019-09-04 Projjal Gupta

Blockchain is a technology that is often used to share data and assets. However, in the decentralized ecosystem, blockchain-based systems can be utilized to share information and assets without the traditional barriers associated with solo…

分布式、并行与集群计算 · 计算机科学 2024-04-23 Viktor Valaštín , Roman Bitarovský , Kristián Košťál , Ivan Kotuliak

In recent years, the confidentiality of smart contracts has become a fundamental requirement for practical applications. While many efforts have been made to develop architectural capabilities for enforcing confidential smart contracts, a…

密码学与安全 · 计算机科学 2023-02-14 Qian Ren , Yingjun Wu , Han Liu , Yue Li , Anne Victor , Hong Lei , Lei Wang , Bangdao Chen

Blockchain has received a widespread attention because of its decentralized, tamper-proof, and transparent nature. Blockchain works over the principle of distributed, secured, and shared ledger, which is used to record, and track data…

密码学与安全 · 计算机科学 2020-04-21 Muneeb Ul Hassan , Mubashir Husain Rehmani , Jinjun Chen

Various data-sharing platforms have emerged with the growing public demand for open data and legislation mandating certain data to remain open. Most of these platforms remain opaque, leading to many questions about data accuracy, provenance…

密码学与安全 · 计算机科学 2025-02-25 Linh T. Nguyen , Lam Duc Nguyen , Thong Hoang , Dilum Bandara , Qin Wang , Qinghua Lu , Xiwei Xu , Liming Zhu , Petar Popovski , Shiping Chen

Blockchains are being positioned as the "technology of trust" that can be used to mediate transactions between non-trusting parties without the need for a central authority. They support transaction types that are native to the blockchain…

密码学与安全 · 计算机科学 2024-11-06 Nodirbek Korchiev , Akash Pateria , Vodelina Samatova , Sogolsadat Mansouri , Kemafor Anyanwu

This study addresses critical challenges in managing the transportation of spent nuclear fuel, including inadequate data transparency, stringent confidentiality requirements, and a lack of trust among collaborating parties, issues prevalent…

密码学与安全 · 计算机科学 2025-06-03 Yuxiang Xu , Wenjuan Yu , Yuqian Wan , Zhongming Zhang

A peer-to-peer network, enabling different parties to jointly store and run computations on data while keeping the data completely private. Enigma's computational model is based on a highly optimized version of secure multi-party…

密码学与安全 · 计算机科学 2015-06-12 Guy Zyskind , Oz Nathan , Alex Pentland

The recent proliferation of blockchain-based decentralized applications (DApp) has catalyzed transformative advancements in distributed systems, with extensive deployments observed across financial, entertainment, media, and cybersecurity…

密码学与安全 · 计算机科学 2026-02-10 Haoyang Sun , Yishun Wang , Xiaoqi Li

Traditional distributed transaction processing (TP) systems, such as replicated databases, faced difficulties in getting wide adoption for scenarios of enterprise integration due to the level of mutual trust required. Ironically, public…

分布式、并行与集群计算 · 计算机科学 2019-08-29 Ghareeb Falazi , Vikas Khinchi , Uwe Breitenbücher , Frank Leymann

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…

密码学与安全 · 计算机科学 2020-12-25 AKM Bahalul Haque , Mahbubur Rahman

Multi-Agent Systems, a division of Intelligent Systems diversely applied in multiple disciplines. Desired for their efficiency in solving complex problems at a low cost. However, identified vulnerabilities include system security,…

多智能体系统 · 计算机科学 2022-12-26 Chelsea R. Woodward

The abundance and rich varieties of data are enabling many transformative applications of big data analytics that have profound societal impacts. However, there are also increasing concerns regarding the improper use of individual data…

密码学与安全 · 计算机科学 2020-07-17 Yang Xiao , Ning Zhang , Jin Li , Wenjing Lou , Y. Thomas Hou