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Blockchain technologies have been boosting the development of data-driven decentralized services in a wide range of fields. However, with the spirit of full transparency, many public blockchains expose all types of data to the public such…

Cryptography and Security · Computer Science 2022-05-13 Yepeng Ding , Hiroyuki Sato

The Internet of Things is progressively getting broader, evol-ving its scope while creating new markets and adding more to the existing ones. However, both generation and analysis of large amounts of data, which are integral to this…

Cryptography and Security · Computer Science 2019-04-15 Guilherme Pinto , João Pedro Dias , Hugo Sereno Ferreira

In this paper, we propose a blockchain-based computing verification protocol, called EntrapNet, for distributed shared computing networks, an emerging underlying network for many internet of things (IoT) applications. EntrapNet borrows the…

Cryptography and Security · Computer Science 2021-05-04 Chong Li , Lei Zhang , Serbiao Fang

As blockchain technology gains traction for enhancing data security and operational efficiency, traditional centralized authentication systems remain a significant bottleneck. This paper addresses the challenge of integrating decentralized…

Cryptography and Security · Computer Science 2024-12-03 Faisal Haque Bappy , Joon S. Park , Kamrul Hasan , Tariqul Islam

Blockchain has the potential to revolutionize the way we store, use, and process data. Information on most blockchains can be viewed by every node hosting the blockchain, which means that most blockchains cannot handle private data.…

Cryptography and Security · Computer Science 2018-10-30 Sabine Bertram , Co-Pierre Georg

With the advent of the Internet of Things (IoT), e-health has become one of the main topics of research. Due to the sensitivity of patient information, patient privacy seems challenging. Nowadays, patient data is usually stored in the cloud…

Cryptography and Security · Computer Science 2023-04-04 Sajad Meisami , Mohammad Beheshti-Atashgah , Mohammad Reza Aref

The proliferation of unreliable and biased information is a significant problem on the Internet. To assess the credibility of the information retrieved from news websites and other sources, users often resort to social platforms looking for…

Cryptography and Security · Computer Science 2019-12-10 João Santos , Nuno Santos , David Dias

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.…

Cryptography and Security · Computer Science 2020-06-26 Noe Elisa , Longzhi Yang , Honglei Li , Fei Chao , Nitin Naik

Electronic government (e-government) uses information and communication technologies to deliver public services to individuals and organisations effectively, efficiently and transparently. E-government is one of the most complex systems…

Cryptography and Security · Computer Science 2020-06-26 Noe Elisa , Longzhi Yang , Fei Chao , Yi Cao

A decentralized online petition system enables individuals or groups to create, sign, and share petitions without a central authority. Using blockchain technology, these systems ensure the integrity and transparency of the petition process…

Cryptography and Security · Computer Science 2024-07-02 Jagdeep Kaur , Kevin Antony , Nikhil Pujar , Ankit Jha

Appearance of Bitcoin raise up evolution in currency. Blockchain database also raise up possibilities to share important data between untrusted peers. In this paper, we propose Arachneum, a decentralized, distributed, and…

Cryptography and Security · Computer Science 2017-04-07 Donghyeon Lee

In an era of increasing concerns over intellectual property rights, traditional peer review systems face challenges including plagiarism, malicious attacks, and unauthorized data access. BeerReview, a blockchain-enabled peer review…

Distributed, Parallel, and Cluster Computing · Computer Science 2024-05-31 Guodong Jin , Zihan Zhou , Wenzheng Tang , Kanglei Yu , Hao Xu , Erwu Liu

Deepfake technology is a major threat to the integrity of digital media. This paper presents a comprehensive framework for a blockchain-based decentralized system designed to tackle the escalating challenge of digital content integrity. The…

Cryptography and Security · Computer Science 2023-12-05 Dipankar Sarkar

Edge computing is a distributed computing paradigm that relies on computational resources of end devices in a network to bring benefits such as low bandwidth utilization, responsiveness, scalability and privacy preservation. Applications…

Distributed, Parallel, and Cluster Computing · Computer Science 2019-04-23 Aleksandar Tošić , Jernej Vičič , Michael Mrissa

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…

Cryptography and Security · Computer Science 2024-09-30 Quang Cao , Katerina Vgena , Aikaterini-Georgia Mavroeidi , Christos Kalloniatis , Xun Yi , Son Hoang Dau

Decentralisation is one of the promises introduced by blockchain technologies: fair and secure interaction amongst peers with no dominant positions, single points of failure or censorship. Decentralisation, however, appears difficult to be…

Distributed, Parallel, and Cluster Computing · Computer Science 2019-11-20 Andrea Bracciali , Davide Grossi , Ronald de Haan

Providing reliable and surreptitious communications is difficult in the presence of adaptive and resourceful state level censors. In this paper we introduce Tithonus, a framework that builds on the Bitcoin blockchain and network to provide…

Cryptography and Security · Computer Science 2018-10-02 Ruben Recabarren , Bogdan Carbunar

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…

Cryptography and Security · Computer Science 2020-04-21 Muneeb Ul Hassan , Mubashir Husain Rehmani , Jinjun Chen

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

Lots of existing web applications include a component for rating internet resources (e.g., social media platforms include mechanisms for rating videos or posts). Based on the obtained rating, the most popular internet resources can generate…

Cryptography and Security · Computer Science 2020-09-08 Andreea Buterchi , Andrei Arusoaie
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