Results 271 to 280 of about 3,510,197 (304)

Covert Communication in Cognitive Radio Networks With Poisson Distributed Jammers

IEEE Transactions on Wireless Communications
This work proposes a covert communication scheme in a cognitive radio network where a secondary transmitter (ST) transmits confidential information to a secondary receiver under the cover of jammers with homogeneous Poisson point process.
Jinsong Hu, Hongwei Li, Youjia Chen, Feng Shu, Jiangzhou Wang   +4 more
semanticscholar   +1 more source

Covert Communications: A Comprehensive Survey

IEEE Communications Surveys & Tutorials, 2023
Xinying Chen, Jianping An, Zehui Xiong, Chengwen Xing, Nan Zhao 0001, F. Richard Yu, Arumugam Nallanathan   +6 more
openaire   +2 more sources

Minimizing Average Age of Information in Reliable Covert Communication on Time-Varying Channels

IEEE Transactions on Vehicular Technology
Covert communication in delay-sensitive application scenarios in the presence of an eavesdropper has drawn substantial attention in the context of data sensing and transmission. However, most of the existing works only focus on guaranteeing communication
S. Hosseini, P. Azmi, N. Mokari
semanticscholar   +1 more source

Minimizing Vulnerable Region for Near-Field Covert Communication

IEEE Transactions on Vehicular Technology
The development of the extremely large-scale antenna array (ELAA) for the upcoming 6G technology indicates the significance of near-field communication.
Jinsong Hu, Yiting Zhou, Haifeng Zheng, Youjia Chen, Feng Shu, Jiangzhou Wang   +5 more
semanticscholar   +1 more source

Amount-Based Covert Communication Over Blockchain

IEEE Transactions on Network and Service Management
Recent years have witnessed the booming growth of 5G and 6G technology, which has brought unprecedented massive data transmission, causing severe privacy issues.
Yangguang Tian, Xin Liao, Li Dong, Yang Xu, Hongbo Jiang   +4 more
semanticscholar   +1 more source

Secure Body-Centric Internet of Things Networks: Physical Layer Security versus Covert Communication

IEEE Transactions on Wireless Communications
With the growing popularity of wearable devices, body-centric networks have become the focus of Internet of Things (IoT) research. However, malicious eavesdroppers and attackers pose threats to user privacy and network secrecy.
Xiaoqi Wang, Hongyang Du, Yuehong Gao, Jiayi Zhang, Dusist Niyato, K. B. Letaief   +5 more
semanticscholar   +1 more source

Blockchain Meets Covert Communication: A Survey

IEEE Communications Surveys and Tutorials, 2022
Peng Jiang, Can Zhang, Yan Zhang
exaly  

Covert channels in blockchain and blockchain based covert communication: Overview, state-of-the-art, and future directions

Computer Communications, 2023
Bingyu Li, Tao Zhang, Qianhong Wu
exaly  

Practical Covert Wireless Unidirectional Communication in IEEE 802.11 Environment

IEEE Internet of Things Journal, 2023
Dooho Choi, Ikkyun Kim, Hayoung Seong
exaly  

A comprehensive survey of covert communication techniques, limitations and future challenges

Computers and Security, 2022
Mehran Abolhasan, Imran Makhdoom, Justin Lipman   +2 more
exaly