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In vitro models play a crucial role in advancing our understanding of biological processes, disease mechanisms, and developing screening platforms for drug discovery. Kidneys play an instrumental role in transport and elimination of drugs…

Tissues and Organs · Quantitative Biology 2025-02-20 Charlotte A Veser , Aurélie MF Carlier , Silvia M Mihăilă , Sangita Swapnasrita

Consider a set of clients in a broadcast network, each of which holds a subset of packets in the ground set X. In the (coded) cooperative data exchange problem, the clients need to recover all packets in X by exchanging coded packets over a…

Information Theory · Computer Science 2015-10-06 Anoosheh Heidarzadeh , Alex Sprintson

Quantum key distribution performs the trick of growing a secret key in two distant places connected by a quantum channel. The main reason is that the legitimate users can bound the information gathered by the eavesdropper. In practical…

Quantum Physics · Physics 2013-06-03 David Elkouss , Jesus Martinez-Mateo , Vicente Martin

The crucial issue of quantum communication protocol is its security. In this paper, we show that all the deterministic and direct two-way quantum communication protocols, sometimes called ping-pong (PP) protocols, are insecure when an…

Quantum Physics · Physics 2007-05-23 Qing-yu Cai

The current COVID-19 pandemic highlights the utility of contact tracing, when combined with case isolation and social distancing, as an important tool for mitigating the spread of a disease [1]. Contact tracing provides a mechanism of…

Cryptography and Security · Computer Science 2020-04-13 Jack K. Fitzsimons , Atul Mantri , Robert Pisarczyk , Tom Rainforth , Zhikuan Zhao

Extreme valuation and volatility of cryptocurrencies require investors to diversify often which demands secure exchange protocols. A cross-chain swap protocol allows distrusting parties to securely exchange their assets. However, the…

Distributed, Parallel, and Cluster Computing · Computer Science 2023-05-24 Eric Chan , Marek Chrobak , Mohsen Lesani

The cooperative data exchange problem is studied for the fully connected network. In this problem, each node initially only possesses a subset of the $K$ packets making up the file. Nodes make broadcast transmissions that are received by…

Information Theory · Computer Science 2021-09-20 Su Li , Michael Gastpar

Security of the Ekert protocol is proven against individual attacks where an eavesdropper is allowed to share any density matrix with the two communicating parties. The density matrix spans all of the photon number states of both receivers,…

Quantum Physics · Physics 2013-05-29 Edo Waks , Assaf Zeevi , Yoshihisa Yamamoto

We are interested in privatizing an approximate posterior inference algorithm called Expectation Propagation (EP). EP approximates the posterior by iteratively refining approximations to the local likelihoods, and is known to provide better…

Machine Learning · Computer Science 2022-11-02 Margarita Vinaroz , Mijung Park

Today's information society relies on cryptography to achieve security goals such as confidentiality, integrity, authentication, and non-repudiation for digital communications. Here, public-key cryptosystems play a pivotal role to share…

Cryptography and Security · Computer Science 2024-12-19 Paul Staat , Meik Dörpinghaus , Azadeh Sheikholeslami , Christof Paar , Gerhard Fettweis , Dennis Goeckel

This paper investigates parameter-privacy-preserving data sharing in continuous-state dynamical systems, where a data owner designs a data-sharing policy to support downstream estimation and control while preventing adversarial inference of…

Systems and Control · Electrical Eng. & Systems 2026-02-05 Haokun Yu , Jingyuan Zhou , Kaidi Yang

Employing the fundamental laws of quantum physics, Quantum Key Distribution (QKD) promises the unconditionally secure distribution of cryptographic keys. However, in practical realisations, a QKD protocol is only secure, when the quantum…

Quantum Physics · Physics 2011-12-07 Muhammad Mubashir Khan , Jie Xu , Almut Beige

This work considers secure transmission protocol for flexible load-balance control in two-hop relay wireless networks without the information of both eavesdropper channels and locations. The available secure transmission protocols via relay…

Cryptography and Security · Computer Science 2013-01-10 Yulong Shen , Xiaohong Jiang , Jianfeng Ma

Akiyama et al. (Int. J. Math. Indust., 2019) proposed a post-quantum key exchange protocol that is based on the hardness of solving a system of multivariate non-linear polynomial equations but has a design strategy different from ordinary…

Cryptography and Security · Computer Science 2022-05-20 Keita Suzuki , Koji Nuida

The problem of private information retrieval (PIR) is to retrieve one message out of $K$ messages replicated at $N$ databases, without revealing the identity of the desired message to the databases. We consider the problem of PIR with…

Information Theory · Computer Science 2017-10-04 Qiwen Wang , Mikael Skoglund

Molecular communication in nanonetworks is an emerging communication paradigm that uses molecules as information carriers. Achieving a secure information exchange is one of the practical challenges that need to be considered to address the…

Information Theory · Computer Science 2017-09-15 S. M. Riazul Islam , Farman Ali , Hyeonjoon Moon , Kyung-Sup Kwak

We introduce Private Collection Matching (PCM) problems, in which a client aims to determine whether a collection of sets owned by a server matches their interests. Existing privacy-preserving cryptographic primitives cannot solve PCM…

Cryptography and Security · Computer Science 2022-12-15 Kasra EdalatNejad , Mathilde Raynal , Wouter Lueks , Carmela Troncoso

We consider a cooperative wireless network in the presence of one of more eavesdroppers, and exploit node cooperation for achieving physical (PHY) layer based security. Two different cooperation schemes are considered. In the first scheme,…

Information Theory · Computer Science 2015-05-14 Jiangyuan Li , Athina P. Petropulu , Steven Weber

Network embedding represents network nodes by a low-dimensional informative vector. While it is generally effective for various downstream tasks, it may leak some private information of networks, such as hidden private links. In this work,…

Machine Learning · Computer Science 2022-05-31 Xiao Han , Leye Wang , Junjie Wu , Yuncong Yang

Currently, most of the online social networks (OSN) keep their data secret and in centralized manner. Researchers are allowed to crawl the underlying social graphs (and data) but with limited rates, leading to only partial views of the true…

Social and Information Networks · Computer Science 2016-09-07 Hiep H. Nguyen , Abdessamad Imine , Michael Rusinowitch