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We present the first protocol for the anonymous transmission of a quantum state that is information-theoretically secure against an active adversary, without any assumption on the number of corrupt participants. The anonymity of the sender…

Quantum Physics · Physics 2015-09-15 Gilles Brassard , Anne Broadbent , Joseph Fitzsimons , Sebastien Gambs , Alain Tapp

Most of our lives are conducted in the cyberspace. The human notion of privacy translates into a cyber notion of privacy on many functions that take place in the cyberspace. This article focuses on three such functions: how to privately…

Cryptography and Security · Computer Science 2021-08-03 Sennur Ulukus , Salman Avestimehr , Michael Gastpar , Syed Jafar , Ravi Tandon , Chao Tian

The Internet of Things' potential for major privacy invasion is a concern. This paper reports on a systematic literature review of privacy-preserving solutions appearing in the research literature and in the media. We analysed proposed…

Computers and Society · Computer Science 2016-11-11 Noura Aleisa , Karen Renaud

In recent years blockchain technology has received tremendous attention. Blockchain users are known by a changeable Public Key (PK) that introduces a level of anonymity, however, studies have shown that anonymized transactions can be linked…

Cryptography and Security · Computer Science 2022-02-22 Ali Dorri , Clemence Roulin , Shantanu Pal , Sarah Baalbaki , Raja Jurdak , Salil Kanhere

Oblivious RAM simulation is a method for achieving confidentiality and privacy in cloud computing environments. It involves obscuring the access patterns to a remote storage so that the manager of that storage cannot infer information about…

Cryptography and Security · Computer Science 2015-03-19 Michael T. Goodrich , Michael Mitzenmacher , Olga Ohrimenko , Roberto Tamassia

Privacy of users in P2P networks goes far beyond their current usage and is a fundamental requirement to the adoption of P2P protocols for legal usage. In a climate of cold war between these users and anti-piracy groups, more and more users…

Networking and Internet Architecture · Computer Science 2010-04-12 Pere Manils , Chaabane Abdelberri , Stevens Le Blond , Mohamed Ali Kaafar , Claude Castelluccia , Arnaud Legout , Walid Dabbous

With the onset of the Information Era and the rapid growth of information technology, ample space for processing and extracting data has opened up. However, privacy concerns may stifle expansion throughout this area. The challenge of…

Cryptography and Security · Computer Science 2023-04-24 Dhinakaran D , Joe Prathap P. M , Selvaraj D , Arul Kumar D , Murugeshwari B

Privacy-preserving price e-negotiation (3PEN) is an important topic of secure multi-party computation (SMC) in the electronic commerce field, and the key point of its security is to guarantee the privacy of seller's and buyer's prices. In…

Quantum Physics · Physics 2024-05-14 Wen-Jie Liu , Chun-Tang Li , Yu Zheng , Yong Xu , Yin-Song Xu

In cloud computing, data processing is delegated to a remote party for efficiency and flexibility reasons. A practical user requirement usually is that the confidentiality and integrity of data processing needs to be protected. In the…

Cryptography and Security · Computer Science 2019-06-20 Lamya Abdullah , Felix Freiling , Juan Quintero , Zinaida Benenson

To enable process analysis based on an event log without compromising the privacy of individuals involved in process execution, a log may be anonymized. Such anonymization strives to transform a log so that it satisfies provable privacy…

Cryptography and Security · Computer Science 2021-08-11 Fabian Rösel , Stephan A. Fahrenkrog-Petersen , Han van der Aa , Matthias Weidlich

Internet of Things devices are expanding rapidly and generating huge amount of data. There is an increasing need to explore data collected from these devices. Collaborative learning provides a strategic solution for the Internet of Things…

Cryptography and Security · Computer Science 2022-07-21 Guanhong Miao

This paper studies how a system operator and a set of agents securely execute a distributed projected gradient-based algorithm. In particular, each participant holds a set of problem coefficients and/or states whose values are private to…

Cryptography and Security · Computer Science 2018-05-24 Yang Lu , Minghui Zhu

A digital goods auction is a type of auction where potential buyers bid the maximal price that they are willing to pay for a certain item, which a seller can produce at a negligible cost and in unlimited quantity. To maximise her benefits,…

Information Theory · Computer Science 2020-09-22 Patrick Ah-Fat , Michael Huth

We study revenue maximization when a seller offers $k$ identical units to ex ante heterogeneous, unit-demand buyers. While anonymous pricing can be $\Theta(\log k)$ worse than optimal in general multi-unit environments, we show that this…

Computer Science and Game Theory · Computer Science 2026-01-26 Yaonan Jin , Yingkai Li

The integration of blockchain technology in Internet of Things (IoT) environments is a revolutionary step towards ensuring robust security and enhanced privacy. This paper delves into the unique challenges and solutions associated with…

Cryptography and Security · Computer Science 2024-03-05 Peyman Khordadpour , Saeed Ahmadi

Transactional memory allows the user to declare sequences of instructions as speculative \emph{transactions} that can either \emph{commit} or \emph{abort}. If a transaction commits, it appears to be executed sequentially, so that the…

Distributed, Parallel, and Cluster Computing · Computer Science 2013-04-11 Hagit Attiya , Sandeep Hans , Petr Kuznetsov , Srivatsan Ravi

The aim of this paper is to get an overview of the online buyer profile, and also some key aspects in the way the online shopping is conducted. In this project we conducted a quantitative research, consisting of a questionnaire based…

General Finance · Quantitative Finance 2016-07-27 Elena-Iulia Apăvăloaie , Liviu Onoriu Marian , Elena Lucia Harpa

Due to successful applications of data analysis technologies in many fields, various institutions have accumulated a large amount of data to improve their services. As the speed of data collection has increased dramatically over the last…

Cryptography and Security · Computer Science 2021-05-20 Wen Huang , Shijie Zhou , Tianqing Zhu , Yongjian Liao

As the integration of Internet of Things devices with cloud computing proliferates, the paramount importance of privacy preservation comes to the forefront. This survey paper meticulously explores the landscape of privacy issues in the…

Cryptography and Security · Computer Science 2024-01-02 D. Dhinakaran , S. M. Udhaya Sankar , D. Selvaraj , S. Edwin Raja

In this paper we consider the problem of anonymizing datasets in which each individual is associated with a set of items that constitute private information about the individual. Illustrative datasets include market-basket datasets and…

Databases · Computer Science 2008-11-04 Rajeev Motwani , Shubha U. Nabar
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