Pilot contamination for active eavesdropping

Author: mjzh

August undefined, 2024

WebAug 1, 2024 · Based on the formulated utilities, we modeled intelligent pilot contamination attacker-defender confrontation as an anti-PCA stackelberg game, in which Bob as the … WebIEEE Transactions on Information Forensics and Security Volume 10, Issue 5 Abstract The pilot spoofing attack is one kind of active eavesdropping conducted by a malicious user during the channel estimation phase of the legitimate transmission.

Proactive Eavesdropping via Pilot Contamination and …

WebOct 1, 2024 · A pilot contamination (spoofing) attack occurs when during the training phase, an adversary (spoofer) also sends identical training (pilot) signal as that of the legitimate receiver. This contaminates channel estimation and alters the legitimate beamforming design, facilitating eavesdropping. A recent approach proposed superimposing a random ... WebIn active eavesdropping, the eaves-dropper also transmits a signal of its own. If the intent is to disrupt the legitimate operation, active eavesdropping attack is ... the presence of pilot contamination attack and of dimension one in its absence. … taxi available

An Energy-Ratio-Based Approach for Detecting Pilot Spoofing …

WebJan 1, 2024 · 1. Introduction. Wireless communication systems are vulnerable to both active and passive eavesdropping due to broadcast nature of the wireless channels , , , .The secret key generation from channel randomness and secrecy capacity , , , , are two fundamental approaches to secure information of the wireless networks at the physical layer (PHY). … WebDec 29, 2024 · Pilot contamination is one effective technique in proactive eavesdropping, which spoofs the suspicious transmitter on channel estimation by sending the same … WebJul 1, 2024 · The active eavesdropper operates in a full-duplex mode, that is, it is capable of jamming, pilot contamination and eavesdropping simultaneously. Remark 1 The CSI can not be available for receivers including estimator and active eavesdropper initially. A channel training phase is needed to obtain the CSI. taxi artemis artemida

Pilot contamination for active eavesdropping — …

Detection and mitigation of pilot spoofing attack - NSF

WebJan 1, 2016 · Moreover, multi-antennas eavesdropper is considered. Moreover, it should be noted that the phenomenon of pilot contamination discussed in [ 5, 11 ], where the pilot signal suffers from interference arising from the users in the neighbouring cells is somewhat similar to the pilot attack. WebJan 1, 2024 · Pilot contamination attack (PCA) in a time division duplex wireless communication system is considered, where an eavesdropper (Eve) attacks the reverse pilot transmission phase in order to wiretap the data transmitted … brim nvWebWe derive a new security attack from the pilot contamination phenomenon, which targets at systems using reverse training to obtain the CSI at the transmitter for precoder design. … brim news

"WebJan 9, 2024 · Pilot contamination attack is an important activity of active eavesdropping conducted by a malicious user during channel training phase. This attack is potentia … " - Pilot contamination for active eavesdropping

Pilot contamination for active eavesdropping

An Energy-Ratio-Based Approach for Detecting Pilot Spoofing …

WebWe then review a pilot contamination scheme which actively attacks the channel estimation process. This pilot contamination attack is not only dramatically reducing ... The ED can also combine passive eavesdropping and active jamming attacks. The strategies for countering such an attack in conventional MIMO channels are discussed in [7]. A game ... WebMar 1, 2012 · An active eavesdropper carries out pilot contamination attack in pilot phase by transmitting the pilot signal of the legitimate user and jamming attack in data phase.

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WebSecure Transmission Against Pilot Contamination: A Cooperative Scheme with Multiple Antennas Abstract: The pilot contamination attack is one kind of active eavesdropping activities conducted by a malicious user during the channel training phase. WebOct 1, 2024 · A pilot contamination (spoofing) attack occurs when during the training phase, an adversary (spoofer) also sends identical training (pilot) signal as that of the legitimate …

Webunder the Pilot Contamination Attack Yongpeng Wu, Chao-Kai Wen, Wen Chen, Shi Jin, Robert Schober, and Giuseppe Caire Abstract—In this paper, we study the design of secure com-munication for time division duplex multi-cell multi-user mas-sive multiple-input multiple-output (MIMO) systems with active eavesdropping. WebOct 8, 2024 · The adaptive eavesdropper sent the same pilot sequence as the legitimate user node in the training phase leading to pilot contamination [28–31]. Zhou et al. discussed how an AE attacked the training phase in wireless communication to improve its eavesdropping performance in [28].

WebPilot contamination was ﬁrst discussed in [11] in multi-cell systems (without security considerations), where simultaneous uplink training with correlated pilot signals in … WebProactive eavesdropping is a new paradigm shift in wireless physical layer security from preventing conventional eavesdropping attacks to legitimate intercepting suspicious …

WebThe pilot spoofing attack is one kind of active eavesdropping conducted by a malicious user during the channel estimation phase of the legitimate transmission. In this attack, an …

WebThe CDC Quarantine Station will contact a designated airline point of contact (POC) to obtain necessary details of the death or illness. Also, the quarantine station will provide an … taxi avignon valreasWebcontamination toward the end of the pilot. It is possible that enthusiasm about recycling and new larger containers caused the greater amount of recycling, but lack of understanding what to recycle also increased contamination. When contacted by the MRC assistant, residents indicated that they were enthusiastic taxi bargteheide telefonnummerWebOct 1, 2015 · A pilot contamination attack occurs when during the training phase, an adversary also sends identical training (pilot) signal as that of the legitimate receiver. This contaminates the channel... brimodinWebThe pilot contamination attack is one kind of active eavesdropping activities conducted by a malicious user during the channel training phase. In the existing physical layer … taxi beausoleil 06240WebJan 17, 2024 · To weaken the impacts taken by the active eavesdropping, an active attacks detection scheme based on the pilot self-contamination has been proposed which can only be operated at one AP. The detection is employed via determining the signal subspace rank which is estimated by RMT source enumeration approach. brimogutWebJul 1, 2024 · The active eavesdropper operates in a full-duplex mode, that is, it is capable of jamming, pilot contamination and eavesdropping simultaneously. Remark 1 The CSI can … brimogot ultraWebFeb 13, 2012 · Pilot Contamination for Active Eavesdropping. Abstract: Existing studies on physical layer security often assume the availability of perfect channel state information (CSI) and overlook the importance of channel training needed for obtaining the CSI. In … brimogan eye drop