Results 11 to 20 of about 1,268,348 (125)

Secrecy Cognitive Gain of Cognitive Radio Sensor Networks with Primary Outage Constraint

International Journal of Distributed Sensor Networks, 2015
This paper studies the physical layer security issue for cognitive radio sensor networks (CRSNs) with primary outage constraint, for which a tractable framework is developed to analyze the secrecy performance for CRSNs related to the random channel ...
Hongyu Ma, Kai Niu, Weiling Wu, Shengyu Li, Guangqian Chu   +4 more
doaj   +2 more sources

Secrecy and reliability performance of an energy-harvesting-enabled two-user NOMA system

ETRI Journal
We analyze the secrecy attributes of an energy-harvesting-enabled decode-and-forward relay-based cooperative nonorthogonal multiple access (NOMA)system in the presence of an eavesdropper.
Alok Baranwal, Sanjay Dhar Roy, Sumit Kundu   +2 more
doaj   +2 more sources

A novel security‐based adaptive reconfigurable intelligent surfaces assisted clustering strategy

Electronics Letters
Reconfigurable intelligent surfaces (RISs) have attracted a great deal of interest due to the potential contributions to the next‐generation wireless networks.
Yue Tian, Xiaofan Zheng
doaj   +2 more sources

Physical layer security of reconfigurable intelligent surface empowered wireless network with cooperative jammer [PDF]

, 2022
This paper evaluates the physical layer security performance of a reconfigurable intelligent surface (RIS) enabled wireless network in the presence of a passive eavesdropper.
Olakanmi Oladayo Olufemi, Pius Adewale Owolawi, Owolawi, Pius Adewale, Kehinde Oluwasesan Odeyemi, Olufemi, Olakanmi Oladayo, Odeyemi, Kehinde Oluwasesan   +5 more
core   +1 more source

Relay Selection for Improving Physical Layer Security in D2D Underlay Communications

IEEE Access, 2022
This paper investigates the physical layer security of inband underlay Device-to-Device (D2D) communication, where the direct link between D2D users is not available.
Majid H. Khoshafa, Telex M. N. Ngatched, Mohamed H. Ahmed   +2 more
doaj   +1 more source

A Study of Physical Layer Security in SWIPT-Based Decode-and-Forward Relay Networks with Dynamic Power Splitting

Sensors, 2021
In this paper, we study the physical layer security for simultaneous wireless information and power transfer (SWIPT)-based half-duplex (HD) decode-and-forward relaying system.
Van-Duc Phan, Tan N. Nguyen, Anh Vu Le, Miroslav Voznak   +3 more
doaj   +1 more source

On Converged Secrecy Outage Performance for RIS-Aided Communications [PDF]

, 2023
Secrecy performance is one of the most crucial and interesting aspects of physical layer security (PLS) that has been analyzed in the past decades. Reconfigurable intelligent surface (RIS) is a cost-effective component to enhance the secrecy performance ...
Dang, Shuping, Wang, Lie, Li, Junming, Zhang, Zhenrong   +3 more
core   +1 more source

Physical-Layer Security Enhancement via Relay-Aided D2D Communications Underlaying Cellular Networks

IEEE Open Journal of the Communications Society, 2020
In this paper, we propose a relay-assisted device-to-device (D2D) communication as an underlay in a cellular network, where two sequential best relay nodes based on different selection criteria are chosen.
Jules M. Moualeu, Telex M. N. Ngatched
doaj   +1 more source

Water, Water Everywhere, but Every Drop Unique: Challenges in the Science to Understand the Role of Contaminants of Emerging Concern in the Management of Drinking Water Supplies

GeoHealth, Volume 7, Issue 12, December 2023., 2023
Abstract The protection and management of water resources continues to be challenged by multiple and ongoing factors such as shifts in demographic, social, economic, and public health requirements. Physical limitations placed on access to potable supplies include natural and human‐caused factors such as aquifer depletion, aging infrastructure ...
Susan T. Glassmeyer, Emily E. Burns, Michael J. Focazio, Edward T. Furlong, Matthew O. Gribble, Michael A. Jahne, Scott P. Keely, Alison R. Kennicutt, Dana W. Kolpin, Elizabeth K. Medlock Kakaley, Stacy L. Pfaller   +10 more
wiley   +1 more source

Rate Adaption for Secure HARQ-CC System with Multiple Eavesdroppers

Entropy, 2020
In this paper, we studied the secure transmission of a hybrid automatic repeat request with chase combining (HARQ-CC) system, under the existence of multiple eavesdroppers and limited latency.
Yue Wu, Shishu Yin, Jian Zhou, Pei Yang, Hongwen Yang   +4 more
doaj   +1 more source