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The common jamming mode in wireless communication is band barrage jamming, which is controllable and difficult to resist. Although this method is simple to implement, it is obviously not the best jamming waveform. Therefore, based on the…

Cryptography and Security · Computer Science 2022-12-23 Haidong Xie , Yizhou Xu , Yuanqing Chen , Nan Ji , Shuai Yuan , Naijin Liu , Xueshuang Xiang

This study reveals the vulnerabilities of Wireless Local Area Networks (WLAN) sensing, under the scope of joint communication and sensing (JCAS), focusing on target spoofing and deceptive jamming techniques. We use orthogonal…

Cryptography and Security · Computer Science 2025-01-14 Hasan Can Yildirim , Musa Furkan Keskin , Henk Wymeersch , Francois Horlin

Whispering-gallery microcavities have been used to realize a variety of efficient parametric nonlinear optical processes through the enhanced light-matter interaction brought about by supporting multiple high quality factor and small modal…

With the advancement of communication, the spectrum shortage problem becomes a serious problem for future generations. The cognitive radio technology is proposed to address this concern. In cognitive radio networks, the secondary users can…

Cryptography and Security · Computer Science 2019-12-30 Ehsan Meamari , Khadijeh Afhamisisi , Hadi Shahriar Shahhoseini

With society's increasing reliance on digital data sharing, the protection of sensitive information has become critical. Encryption serves as one of the privacy-preserving methods; however, its realization in the audio domain predominantly…

Cryptography and Security · Computer Science 2025-09-23 Petr Grinberg , Eric Bezzam , Paolo Prandoni , Martin Vetterli

In this paper, we investigate secure communication over sparse millimeter-wave (mm-Wave) massive multiple-input multiple-output (MIMO) channels by exploiting the spatial sparsity of legitimate user's channel. We propose a secure…

Information Theory · Computer Science 2019-11-19 Jindan Xu , Wei Xu , Derrick Wing Kwan Ng , A. Lee Swindlehurst

State-of-the-art solutions detect jamming attacks ex-post, i.e., only when jamming has already disrupted the wireless communication link. In many scenarios, e.g., mobile networks or static deployments distributed over a large geographical…

Cryptography and Security · Computer Science 2026-03-02 Martijn Hanegraaf , Savio Sciancalepore , Gabriele Oligeri

For multi-band wireless ad hoc networks of multiple users, an anti-jamming game between the users and a jammer is studied. In this game, the users (resp. jammer) want to maximize (resp. minimize) the expected rewards of the users taking…

Information Theory · Computer Science 2022-06-14 Hyeon-Seong Im , Si-Hyeon Lee

This is the second part of a two-part paper that studies the problem of jamming in a fixed-rate transmission system with fading. In the first part, we studied the scenario with a fast fading channel, and found Nash equilibria of mixed…

Information Theory · Computer Science 2008-08-27 George T. Amariucai , Shuangqing Wei , Rajgopal Kannan

This paper adopts the antenna selection technique to enhance the covert rate in a wireless communication network comprised of a source, a destination , an external jammer and an eavesdropper. In the covert communication, the level of…

Signal Processing · Electrical Eng. & Systems 2018-12-27 Morteza Sarkheil , Paeiz Azmi , Moslem Forouzesh , Ali Kuhestani

Wireless links are increasingly used to deliver critical services, while intentional interference (jamming) remains a very serious threat to such services. In this paper, we are concerned with the design and evaluation of a universal…

Networking and Internet Architecture · Computer Science 2022-03-21 Hai N. Nguyen , Guevara Noubir

This letter proposes a novel UAV-enabled mobile jamming scheme to improve the secrecy rate of ground wiretap channel. Specifically, a UAV is employed to transmit jamming signals to combat against eavesdropping. Such a mobile jamming scheme…

Information Theory · Computer Science 2018-10-16 An Li , Qingqing Wu , Rui Zhang

Smart speakers are gaining popularity. However, such devices can put the user's privacy at risk whenever hot-words are misinterpreted and voice data is recorded without the user's consent. To mitigate such risks, smart speakers provide…

Human-Computer Interaction · Computer Science 2019-11-19 Christian Tiefenau , Maximilian Häring , Eva Gerlitz , Emanuel von Zezschwitz

Long range, low power networks are rapidly gaining acceptance in the Internet of Things (IoT) due to their ability to economically support long-range sensing and control applications while providing multi-year battery life. LoRa is a key…

Networking and Internet Architecture · Computer Science 2017-12-07 Emekcan Aras , Nicolas Small , Gowri Sankar Ramachandran , Stéphane Delbruel , Wouter Joosen , Danny Hughes

Microwave photonics (MWP) serves as a powerful bridge between the radio-frequency and optical worlds, unlocking unprecedented bandwidth and speed for critical information systems. Recently, MWP-based radar jamming has demonstrated…

Joint Communication and Sensing (JCAS) is taking its first shape in WLAN sensing under IEEE 802.11bf, where standardized WLAN signals and protocols are exploited to enable radar-like sensing. However, an overlooked problem in JCAS, and…

Signal Processing · Electrical Eng. & Systems 2024-01-03 Hasan Can Yildirim , Musa Furkan Keskin , Henk Wymeersch , François Horlin

In 5G and beyond networks, Unmanned Aerial Vehicles (UAV) are an attractive solution to enhance the secrecy of a wireless systems by exploiting their predominant LOS links and spacial manoeuvrability to introduce a friendly jamming. In this…

Information Theory · Computer Science 2021-09-29 X. A. Flores Cabezas , D. P. Moya Osorio , M. Latva-aho

With the advent of intelligent jammers, jamming attacks have become a more severe threat to the performance of wireless systems. An intelligent jammer is able to change its policy to minimize the probability of being traced by legitimate…

Cryptography and Security · Computer Science 2021-12-22 Ali Pourranjbar , Georges Kaddoum , Walid Saad

This paper reveals the potential of movable antennas in enhancing anti-jamming communication. We consider a legitimate communication link in the presence of multiple jammers and propose deploying a movable antenna array at the receiver to…

Signal Processing · Electrical Eng. & Systems 2025-04-07 Xiao Tang , Yudan Jiang , Jinxin Liu , Qinghe Du , Dusit Niyato , Zhu Han

Millimeter-wave (mmWave) MIMO with large antenna array has attracted considerable interests from academic and industry communities, as it can provide larger bandwidth and higher spectrum efficiency. However, with hundreds of antennas, the…

Information Theory · Computer Science 2024-10-30 Xinyu Gao , Linglong Dai , Akbar M. Sayeed
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