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Related papers: Artificial Noise Revisited

200 papers

Artificial noise (AN) transmission is a physical layer security technique in multi-antenna wireless communication systems. Synthetic noise is broadcast to all receivers except designated legitimate users via beamforming in the legitimate…

Information Theory · Computer Science 2025-03-27 Jordan Hong , Safwan Jamal , Ashish Khisti

In this paper, an energy harvesting scheme for a multi-user multiple-input-multiple-output (MIMO) secrecy channel with artificial noise (AN) transmission is investigated. Joint optimization of the transmit beamforming matrix, the AN…

Information Theory · Computer Science 2017-03-16 Zhengyu Zhu , Zheng Chu , Ning Wang , Sai Huang , Zhongyong Wang , Inkyu Lee

A rotatable antenna, which is able to dynamically adjust its deflection angle, is promising to achieve better physical layer security performance for wireless communications. In this paper, considering practical scenarios with non-real-time…

Information Theory · Computer Science 2025-11-25 Pengchuan Jiang , Quanzhong Li , Lifeng Mai , Qi Zhang

We consider a group of $m$ trusted and authenticated nodes that aim to create a shared secret key $K$ over a wireless channel in the presence of an eavesdropper Eve. We assume that there exists a state dependent wireless broadcast channel…

Cryptography and Security · Computer Science 2016-04-11 Mahdi Jafari Siavoshani , Shaunak Mishra , Christina Fragouli , Suhas N. Diggavi

In a directional modulation (DM) network, the issues of security and privacy have taken on an increasingly important role. Since the power allocation of confidential message and artificial noise will make a constructive effect on the system…

Information Theory · Computer Science 2019-07-17 Linlin Sun , Jiayu Li , Yu Zhang , Yuntian Wang , Linqing Gui , Fanyuan Li , Haochen Li , Zhihong Zhuang , Feng Shu

In this paper, we study using Destination Artificial Noise (DAN) besides Source Artificial Noise (SAN) to enhance physical layer secrecy with an outage probability based approach. It is assumed that all nodes in the network (i.e. source,…

Information Theory · Computer Science 2017-04-12 Ali Rahmanpour , Vahid T. Vakili , S. Mohammad Razavizadeh

Information-theoretically secure communications are possible when channel noise is usable and when the channel has an intrinsic characteristic that a legitimate receiver (Bob) can use the noise more advantageously than an eavesdropper…

Cryptography and Security · Computer Science 2018-03-15 Tatsuya Tomaru

The paper deals with the allocation of the probability of false alert within the advanced receiver integrity monitoring method. Namely, the stress is laid on the correct computation of the probability of false alert per sample under…

Signal Processing · Electrical Eng. & Systems 2024-02-19 Jindrich Dunik , Martin Orejas

In a data-centric era, concerns regarding privacy and ethical data handling grow as machine learning relies more on personal information. This empirical study investigates the privacy, generalization, and stability of deep learning models…

Machine Learning · Computer Science 2023-11-13 Elaheh Jafarigol , Theodore Trafalis

The joint design of beamforming vector and artificial noise covariance matrix is investigated for multiple-input-single-output-multiple-eavesdropper simultaneous wireless information and power transferring (MISOME-SWIPT) systems. A secrecy…

Information Theory · Computer Science 2018-09-11 Yanjie Dong , Md. Jahangir Hossain , Julian Cheng , Victor C. M. Leung

We consider the Gaussian wiretap channel, where two legitimate players Alice and Bob communicate over an additive white Gaussian noise (AWGN) channel, while Eve is eavesdropping, also through an AWGN channel. We propose a coding strategy…

Information Theory · Computer Science 2016-11-15 Frédérique Oggier , Patrick Solé , Jean-Claude Belfiore

Audio is an important medium in people's daily life, hidden information can be embedded into audio for covert communication. Current audio information hiding techniques can be roughly classed into time domain-based and transform…

Cryptography and Security · Computer Science 2019-04-09 Yehao Kong , Jiliang Zhang

An intelligent reflecting surface (IRS) can adaptively adjust the phase shifts of its reflecting units to strengthen the desired signal and/or suppress the undesired signal. In this letter, we investigate an IRS-aided secure wireless…

Information Theory · Computer Science 2019-05-28 Miao Cui , Guangchi Zhang , Rui Zhang

Advances in automatic speaker verification (ASV) promote research into the formulation of spoofing detection systems for real-world applications. The performance of ASV systems can be degraded severely by multiple types of spoofing attacks,…

Sound · Computer Science 2024-08-27 Zhenyu Wang , John H. L. Hansen

We consider the multiple-input multiple-output (MIMO) wiretap channel under a minimum receiver-side power constraint in addition to the usual maximum transmitter-side power constraint. This problem is motivated by energy harvesting…

Information Theory · Computer Science 2016-11-17 Karim Banawan , Sennur Ulukus

By exploiting noise as an information-bearing resource, noise-driven communication offers a promising framework for low-complexity and secure wireless system design. In this letter, the scheme of ternary noise modulation (T-NoiseMod) is…

Signal Processing · Electrical Eng. & Systems 2026-04-17 Ata Bilgin , Erkin Yapıcı , Yusuf İslam Tek , Ertuğrul Başar

The joint design of beamforming vector and artificial noise covariance matrix is investigated for the multiple-input-single-output-multiple-eavesdropper simultaneous wireless information and power transferring \mbox{(MISOME-SWIPT)} systems.…

Information Theory · Computer Science 2018-09-12 Yanjie Dong , Md. Jahangir Hossain , Julian Cheng , Victor C. M. Leung

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

The problem of transmitting confidential messages in $M \times K$ wireless X networks is considered, in which each transmitter intends to send one confidential message to every receiver. In particular, the secure degrees of freedom (SDOF)…

Information Theory · Computer Science 2016-11-15 Zhao Wang , Ming Xiao , Mikael Skoglund , H. Vincent Poor

This paper proposes a secure indoor communication scheme based on simultaneous transmitting and reflecting intelligent reflecting surface (STAR-IRS). Specifically, a transmitter (Alice) sends confidential information to its intended user…

Signal Processing · Electrical Eng. & Systems 2025-10-15 Yanan Du , Zeyang Sun , Yilan Zhang , Sai Xu , Beiyuan Liu