English
Related papers

Related papers: Reduction Theorem for Secrecy over Linear Network …

200 papers

This article examines the secrecy coding aided wireless communications from a source to a destination in the presence of an eavesdropper from a security-reliability tradeoff (SRT) perspective. Explicitly, the security is quantified in terms…

Information Theory · Computer Science 2016-11-17 Yulong Zou , Jia Zhu , Xuelong Li , Lajos Hanzo

The problem of secure broadcasting with independent secret keys is studied. The particular scenario is analyzed in which a common message has to be broadcast to two legitimate receivers, while keeping an external eavesdropper ignorant of…

Information Theory · Computer Science 2018-02-20 Rafael F. Schaefer , Ashish Khisti , H. Vincent Poor

In this paper, we address the problem of energy-efficient power allocation for secure communications in an amplify-and-forward (AF) large-scale multiple-input multiple-output (LS-MIMO) relaying system in presence of a passive eavesdropper.…

Information Theory · Computer Science 2014-08-26 Jian Chen , Xiaoming Chen , Tao Liu , Lei Lei

Physical-layer security for wireless networks has become an effective approach and recently drawn significant attention in the literature. In particular, the deployment and allocation of resources such as relays to assist the transmission…

Information Theory · Computer Science 2017-12-29 X. Lu , R. C. de Lamare

This work studies the achievable secure rate per source-destination pair in wireless networks. First, a path loss model is considered, where the legitimate and eavesdropper nodes are assumed to be placed according to Poisson point processes…

Information Theory · Computer Science 2010-04-13 O. Ozan Koyluoglu , C. Emre Koksal , Hesham El Gamal

Underestimating the leakage can compromise secrecy, while overestimating it may lead to inefficient system design. Therefore, a reliable leakage estimator is essential. Neural network-based estimators provide a data-driven way to estimate…

Information Theory · Computer Science 2025-08-08 Darius S. Heerklotz , Ingo Schroeder , Pin-Hsun Lin , Christian Deppe , Eduard A. Jorswieck

This paper studies the problem of secure communication over a K-transmitter multiple access channel in the presence of an external eavesdropper, subject to a joint secrecy constraint (i.e., information leakage rate from the collection of K…

Information Theory · Computer Science 2017-01-24 Yanling Chen , O. Ozan Koyluoglu , A. J. Han Vinck

Classification algorithms using Transformer architectures can be affected by the sequence length learning problem whenever observations from different classes have a different length distribution. This problem causes models to use sequence…

Machine Learning · Computer Science 2024-03-15 Jean-Thomas Baillargeon , Luc Lamontagne

We consider a class of Gaussian layered networks where a source communicates with a destination through $L$ intermediate relay layers with $N$ nodes in each layer in the presence of a single eavesdropper which can overhear the transmissions…

Information Theory · Computer Science 2016-07-18 Tulika Agrawal , Samar Agnihotri

Regenerating codes based on the approach of interference alignment for wireless interference channel achieve the cut-set bound for distributed storage systems. These codes provide data reliability, and perform efficient exact node repair…

Information Theory · Computer Science 2018-01-08 Natasa Paunkoska , Ninoslav Marina , Venceslav Kafedziski

Spiking Neural Networks (SNNs) are being explored to emulate the astounding capabilities of human brain that can learn and compute functions robustly and efficiently with noisy spiking activities. A variety of spiking neuron models have…

Neural and Evolutionary Computing · Computer Science 2020-06-17 Sayeed Shafayet Chowdhury , Chankyu Lee , Kaushik Roy

In this paper, we consider a scenario where a source node wishes to broadcast two confidential messages for two respective receivers, while a wire-tapper also receives the transmitted signal. This model is motivated by wireless…

Information Theory · Computer Science 2008-07-30 Ghadamali Bagherikaram , Abolfazl S. Motahari , Amir K. Khandani

This paper presents a framework for converting wireless signals into structured datasets, which can be fed into machine learning algorithms for the detection of active eavesdropping attacks at the physical layer. More specifically, a…

Signal Processing · Electrical Eng. & Systems 2021-02-24 Tiep M. Hoang , Trung Q. Duong , Hoang Duong Tuan , Sangarapillai Lambotharan , Emi Garcia-Palacios , Long D. Nguyen

The distributed inference framework comprises of a group of spatially distributed nodes which acquire observations about a phenomenon of interest. Due to bandwidth and energy constraints, the nodes often quantize their observations into a…

Cryptography and Security · Computer Science 2015-02-20 Bhavya Kailkhura , V. Sriram Siddhardh Nadendla , Pramod K. Varshney

In large-scale networks, communication links between nodes are easily injected with false data by adversaries. This paper proposes a novel security defense strategy from the perspective of attack detection scheduling to ensure the security…

Systems and Control · Electrical Eng. & Systems 2023-12-19 Yuhan Suo , Senchun Chai , Runqi Chai , Zhong-Hua Pang , Yuanqing Xia , Guo-Ping Liu

Quantum communication protocols can be designed to detect eavesdropping attacks, something that classical technologies are unable to do since classical information can be replicated in a non-destructive manner. Eavesdropping detection is,…

Quantum Physics · Physics 2025-12-19 Santanu Majhi , Debajyoti Bera

This work addresses private communication with distributed systems in mind. We consider how to best use secret key resources and communication to transmit signals across a system so that an eavesdropper is least capable to act on the…

Cryptography and Security · Computer Science 2015-03-19 Paul Cuff

We assume that a buffer-aided transmitter communicates with a receiving node in the presence of an attacker. We investigate the impact of a radio-frequency energy-harvesting attacker that probabilistically operates as a jammer or an…

Information Theory · Computer Science 2017-06-20 Ahmed El Shafie , Kamel Tourki , Zhiguo Ding , Naofal Al-Dhahir

This work considers the problem of secure and reliable information transmission via relay cooperation in two-hop relay wireless networks without the information of both eavesdropper channels and locations. While previous work on this…

Cryptography and Security · Computer Science 2012-12-04 Yulong Shen , Xiaohong Jiang , Jianfeng Ma , Weisong Shi

This paper studies adaptive coding for the two-way wiretap channel. Especially, the strong secrecy metric is of our interest that is defined by the information leakage of transmitted messages to the eavesdropper. First, we consider an…

Information Theory · Computer Science 2024-06-25 Yanling Chen , Masahito Hayashi