نتایج جستجو برای: physical layer security
تعداد نتایج: 1083740 فیلتر نتایج به سال:
While conventional cryptographic security mechanisms are essential to the overall problem of securing wireless networks, they do not directly leverage the unique properties of the wireless domain to address security threats. The wireless medium is a powerful source of domain-specific information that can complement and enhance traditional security mechanisms. In this article, we argue that new ...
Physical layer security is an emerging technique to improve the wireless communication security, which is widely regarded as a complement to cryptographic technologies. To design physical layer security techniques under practical scenarios, the uncertainty and imperfections in the channel knowledge need to be taken into consideration. This paper provides a survey of recent research and developm...
Sixth generation systems are expected to face new security challenges, while opening up frontiers toward context awareness in the wireless edge. The workhorse behind this projected technological leap will be a whole set of sensing capabilities predicted for 6G devices, addition edge and device embedded intelligence. combination these enhanced traits can give rise breed adaptive context-aware pr...
This paper considers a communication system whose source can learn from channel-related data, thereby making suitable choice of parameters for security improvement. The the is optimized using deep neural networks (DNNs). More explicitly, associated vs reliability trade-off problem characterized in terms symbol error probabilities and discrete-input continuous-output memoryless channel (DCMC) ca...
The major challenges facing resource constraint wireless devices are error resilience, security and speed. Even though early work showed the existence of secrecy-achieving codes, security and data reliability are still seen as separate processes in contemporary communication system. Security is therefore confined to higher layers of the protocol stack. This lack of any security measure at the w...
The security of the Internet of Things (IoT) is receiving considerable interest as the low power constraints and complexity features of many IoT devices are limiting the use of conventional cryptographic techniques. This article provides an overview of recent research efforts on alternative approaches for securing IoT wireless communications at the physical layer, specifically the key topics of...
We present a joint scheme that combines both error correction and security at the physical layer. In conventional communication systems, error correction is carried out at the physical layer while data security is performed at an upper layer. As a result, these steps are done as separate steps. However there has been a lot of interest in providing security at the physical layer. As a result, as...
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