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相关论文: Secure Routing with Power Optimization for Ad-hoc …

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This paper studies a secrecy unmanned aerial vehicle (UAV) communication system with coordinated multi-point (CoMP) reception, in which one UAV sends confidential messages to a set of cooperative ground receivers (GRs), in the presence of…

信息论 · 计算机科学 2020-01-03 Jianping Yao , Jie Xu

This paper studies a multi-hop decode-and-forward (DF) simultaneous wireless information and power transfer (SWIPT) system where a source sends data to a destination with the aid of multi-hop relays which do not depend on an external energy…

信息论 · 计算机科学 2019-08-28 Derek Kwaku Pobi Asiedu , Hoon Lee , Kyoung-Jae Lee

This paper considers multiple-input multiple-output (MIMO) full-duplex (FD) two-way secrecy systems. Specifically, both multi-antenna FD legitimate nodes exchange their own confidential message in the presence of an eavesdropper. Taking…

信息论 · 计算机科学 2017-05-18 Zheng Chu , Tuan Anh Le , Huan X. Nguyen , Arumugam Nallanathan , Mehmet Karamanoglu

The opportunistic routing has great advantages on improving packet delivery probability between the source node and candidate forwarding set. For improving and reducing energy consumption and network interference, in this paper, we propose…

网络与互联网体系结构 · 计算机科学 2019-12-18 Ning Li , Zhaoxin Zhang , Jose-Fernan Martinez-Ortega , Xin Yuan

In this paper, we investigate the artificial noise-aided jamming design for a transmitter equipped with large antenna array in Rician fading channels. We figure out that when the number of transmit antennas tends to infinity, whether the…

信息论 · 计算机科学 2015-07-24 Jue Wang , Jemin Lee , Fanggang Wang , Tony Q. S. Quek

To severely weaken the eavesdropper's ability to intercept confidential message (CM), a precise jamming (PJ) idea is proposed by making use of the concept of secure precise wireless transmission (SPWT). Its basic idea is to focus the…

信息论 · 计算机科学 2020-05-06 Lingling Zhu , Feng Shu , Tong Shen

In this paper different optimization of Ad-hoc routing algorithm is surveyed and a new method using training based optimization algorithm for reducing the complexity of routing algorithms is suggested. A binary matrix is assigned to each…

网络与互联网体系结构 · 计算机科学 2012-06-11 Sarvesh Kumar Sharma

Distribution grid agents are obliged to exchange and disclose their states explicitly to neighboring regions to enable distributed optimal power flow dispatch. However, the states contain sensitive information of individual agents, such as…

系统与控制 · 电气工程与系统科学 2024-10-28 Tong Wu , Changhong Zhao , Ying-Jun Angela Zhang

We propose a secure transmission scheme for a relay wiretap channel, where a source communicates with a destination via a decode-and-forward relay in the presence of spatially random-distributed eavesdroppers. We assume that the source is…

信息论 · 计算机科学 2016-11-17 Chenxi Liu , Nan Yang , Jinhong Yuan , Robert Malaney

This paper explores the secrecy performance of a multi-transmitter system with unreliable backhaul links. To improve secrecy, we propose a novel transmitter selection (TS) scheme that selects a transmitter with the maximum ratio of the…

信息论 · 计算机科学 2024-06-06 Burhan Wafai , Ankit Dubey , Chinmoy Kundu

To achieve a better effect of interference on eavesdropper with an enhanced security, a secure precise jamming (PJ) and communication (SPJC) is proposed and its basic idea is to force the transmit energy of artificial noise (AN) and…

信号处理 · 电气工程与系统科学 2019-08-01 Feng Shu , Lingling Zhu , Wenlong Cai , Tong Shen , Jinyong Lin , Shuo Zhang , Jiangzhou Wang

In this paper, we consider the problem of power allocation in MIMO wiretap channel for secrecy in the presence of multiple eavesdroppers. Perfect knowledge of the destination channel state information (CSI) and only the statistical…

信息论 · 计算机科学 2014-01-16 Sanjay Vishwakarma , A. Chockalingam

Secure communication between two nodes in a network depends on reliable key management systems that generate and distribute keys between communicating nodes and a secure routing protocol that establishes a route between them. But due to…

密码学与安全 · 计算机科学 2012-05-14 Kamal Kumar Chauhan , Amit Kumar Singh Sanger

In this paper, we provide expressions for the secrecy outage probability (SOP) for suboptimal and optimal opportunistic scheduling schemes in a reconfigurable intelligent surface (RIS) aided {single antenna} system with multiple…

信息论 · 计算机科学 2025-04-01 Burhan Wafai , Sarbani Ghose , Chinmoy Kundu , Ankit Dubey , Mark F. Flanagan

Pinching-antenna systems have recently gained significant attention as a novel reconfigurable-antenna technology due to its exceptional capability of mitigating signal-propagation path loss. In this letter, we investigate the secrecy…

信号处理 · 电气工程与系统科学 2025-09-23 Nianzu Li , Weidong Mei , Lipeng Zhu , Peiran Wu , Boyu Ning

In this paper we address a sum secrecy rate maximization problem for a multi-carrier and MIMO communication system. We consider the case that the receiver is capable of full-duplex (FD) operation and simultaneously sends jamming signal to a…

信息论 · 计算机科学 2018-02-19 Tianyu Yang , Omid Taghizadeh , Rudolf Mathar

The ever-increasing integration of stochastic renewable energy sources into power systems operation is making the supply-demand balance more challenging. While joint chance-constrained methods are equipped to model these complexities and…

系统与控制 · 电气工程与系统科学 2025-01-23 Meiyi Li , Javad Mohammadi

Relay transmission can enhance coverage and throughput, while it can be vulnerable to eavesdropping attacks due to the additional transmission of the source message at the relay. Thus, whether or not one should use relay transmission for…

信息论 · 计算机科学 2016-11-17 Chunxiao Cai , Yueming Cai , Xiangyun Zhou , Weiwei Yang , Wendong Yang

Information theoretic secrecy is combined with cryptographic secrecy to create a secret-key exchange protocol for wireless networks. A network of transmitters, which already have cryptographically secured channels between them, cooperate to…

密码学与安全 · 计算机科学 2016-11-15 Toni Draganov Stojanovski , Ninoslav Marina

In this paper, we investigate the secrecy performance of stochastic MIMO wireless networks over small-scale $\alpha$-$\mu$ fading channels, where both the legitimate receivers and eavesdroppers are distributed with two independent…

信息论 · 计算机科学 2018-10-03 Long Kong , Satyanarayana Vuppala , Georges Kaddoum