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5G presents numerous advantages compared to previous generations: improved throughput, lower latency, and improved privacy protection for subscribers. Attacks against 5G standalone (SA) commonly use fake base stations (FBS), which need to…

Cryptography and Security · Computer Science 2026-02-12 Simon Erni , Martin Kotuliak , Marc Roeschlin , Richard Baker , Srdjan Capkun

In a spoofing attack, an attacker impersonates a legitimate user to access or tamper with data intended for or produced by the legitimate user. In wireless communication systems, these attacks may be detected by relying on features of the…

Machine Learning · Computer Science 2022-11-09 Daniel Romero , Peter Gerstoft , Hadi Givehchian , Dinesh Bharadia

Mobile communication systems now constitute an essential part of life throughout the world. Fourth generation "Long Term Evolution" (LTE) mobile communication networks are being deployed. The LTE suite of specifications is considered to be…

Cryptography and Security · Computer Science 2017-08-08 Altaf Shaik , Ravishankar Borgaonkar , N. Asokan , Valtteri Niemi , Jean-Pierre Seifert

In a spoofing attack, an attacker impersonates a legitimate user to access or modify data belonging to the latter. Typical approaches for spoofing detection in the physical layer declare an attack when a change is observed in certain…

Signal Processing · Electrical Eng. & Systems 2023-10-18 Daniel Romero , Tien Ngoc Ha , Peter Gerstoft

Privacy concerns around 5G, the latest generation of mobile networks, are growing, with fears that its deployment may increase exposure to privacy risks. This perception is largely driven by the use of denser deployments of small antenna…

Networking and Internet Architecture · Computer Science 2025-12-25 Atmane Ayoub Mansour Bahar , Andrés Alayón Glazunov , Romaric Duvignau

As 3GPP systems have strengthened security at the upper layers of the cellular stack, plaintext PHY and MAC layers have remained relatively understudied, though interest in them is growing. In this work, we explore lower-layer exploitation…

Cryptography and Security · Computer Science 2026-02-12 Subangkar Karmaker Shanto , Imtiaz Karim , Elisa Bertino

In this paper, we study the design of secure communication for time division duplex multi-cell multi-user massive multiple-input multiple-output (MIMO) systems with active eavesdropping. We assume that the eavesdropper actively attacks the…

Information Theory · Computer Science 2019-03-27 Yongpeng Wu , Chao-Kai Wen , Wen Chen , Shi Jin , Robert Schober , Giuseppe Caire

This paper studies the security aspect of a recently introduced network ("cell-free massive MIMO") under a pilot spoofing attack. Firstly, a simple method to recognize the presence of this type of an active eavesdropping attack to a…

Information Theory · Computer Science 2018-05-14 Tiep M. Hoang , Hien Quoc Ngo , Trung Q. Duong , Hoang D. Tuan , Alan Marshall

Smartphones with the platforms of applications are gaining extensive attention and popularity. The enormous use of different applications has paved the way to numerous security threats. The threats are in the form of attacks such as…

Cryptography and Security · Computer Science 2022-07-15 Misbah Shafi , Rakesh Kumar Jha , Sanjeev Jain

Model adaptation aims at solving the domain transfer problem under the constraint of only accessing the pretrained source models. With the increasing considerations of data privacy and transmission efficiency, this paradigm has been gaining…

Cryptography and Security · Computer Science 2023-11-28 Lijun Sheng , Jian Liang , Ran He , Zilei Wang , Tieniu Tan

In this paper, we propose an active attacking strategy on a massive multiple-input multiple-output (MIMO) network, where the pilot sequences are obtained using the user load-achieving pilot sequence design. The user load-achieving design…

Information Theory · Computer Science 2020-01-14 Noman Akbar , Shihao Yan

This work presents a rigorous analysis of the adverse effects of cyber-physical attacks on discrete-time distributed multi-agent systems, and propose a mitigation approach for attacks on sensors and actuators. First, we show how an attack…

Systems and Control · Computer Science 2019-05-15 Aquib Mustafa , Hamidreza Modares

Existing defence mechanisms have demonstrated significant effectiveness in mitigating rule-based Denial-of-Service (DoS) attacks, leveraging predefined signatures and static heuristics to identify and block malicious traffic. However, the…

Cryptography and Security · Computer Science 2025-10-24 Wei Shao , Yuhao Wang , Rongguang He , Muhammad Ejaz Ahmed , Seyit Camtepe

The widespread usage of the Internet of Things (IoT) has raised the risks of cyber threats, thus developing Anomaly Detection Systems (ADSs) that can adapt to evolving or new attacks is critical. Previous studies primarily focused on…

Machine Learning · Computer Science 2025-07-03 Yachao Yuan , Yu Huang , Jin Wang

The 911 emergency service belongs to one of the 16 critical infrastructure sectors in the United States. Distributed denial of service (DDoS) attacks launched from a mobile phone botnet pose a significant threat to the availability of this…

Cryptography and Security · Computer Science 2016-09-09 Mordechai Guri , Yisroel Mirsky , Yuval Elovici

In secure network coding, there is a possibility that the eavesdropper can improve her performance when she changes (contaminates) the information on the attacked edges (active attack) and chooses the attacked edges adaptively (adaptive…

Information Theory · Computer Science 2024-09-10 Ning Cai , Masahito Hayashi

Recently, the design of wireless receivers using deep neural networks (DNNs), known as deep receivers, has attracted extensive attention for ensuring reliable communication in complex channel environments. To adapt quickly to dynamic…

Signal Processing · Electrical Eng. & Systems 2024-09-24 Kunze Wu , Weiheng Jiang , Dusit Niyato , Yinghuan Li , Chuang Luo

Deep Neural Networks (DNNs) are susceptible to model stealing attacks, which allows a data-limited adversary with no knowledge of the training dataset to clone the functionality of a target model, just by using black-box query access. Such…

Machine Learning · Statistics 2019-11-19 Sanjay Kariyappa , Moinuddin K Qureshi

An adversarial deep learning approach is presented to launch over-the-air spectrum poisoning attacks. A transmitter applies deep learning on its spectrum sensing results to predict idle time slots for data transmission. In the meantime, an…

Networking and Internet Architecture · Computer Science 2019-11-05 Yalin E. Sagduyu , Yi Shi , Tugba Erpek

The wireless ad hoc networks are highly vulnerable to distributed denial of service(DDoS) attacks because of its unique characteristics such as open network architecture, shared wireless medium and stringent resource constraints. These…

Cryptography and Security · Computer Science 2011-06-08 S. A. Arunmozhi , Y. Venkataramani
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