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Wireless communication infrastructure is a cornerstone of modern digital society, yet it remains vulnerable to the persistent threat of wireless jamming. Attackers can easily create radio interference to overshadow legitimate signals,…

密码学与安全 · 计算机科学 2024-12-18 Philipp Mackensen , Paul Staat , Stefan Roth , Aydin Sezgin , Christof Paar , Veelasha Moonsamy

Location information is critical to a wide-variety of navigation and tracking applications. Today, GPS is the de-facto outdoor localization system but has been shown to be vulnerable to signal spoofing attacks. Inertial Navigation Systems…

密码学与安全 · 计算机科学 2018-08-13 Sashank Narain , Aanjhan Ranganathan , Guevara Noubir

Text watermarking aims to subtly embed statistical signals into text by controlling the Large Language Model (LLM)'s sampling process, enabling watermark detectors to verify that the output was generated by the specified model. The…

机器学习 · 计算机科学 2025-05-13 Yixin Cheng , Hongcheng Guo , Yangming Li , Leonid Sigal

We propose a simple low-cost technique that enables civil Global Positioning System (GPS) receivers and other civil global navigation satellite system (GNSS) receivers to reliably detect carry-off spoofing and jamming. The technique, which…

密码学与安全 · 计算机科学 2020-03-30 Kyle D. Wesson , Jason N. Gross , Todd E. Humphreys , Brian L. Evans

Non-orthogonal multiple access (NOMA) serves multiple users simultaneously via the same resource block by exploiting superposition coding at the transmitter and successive interference cancellation (SIC) at the receivers. Under practical…

信息论 · 计算机科学 2023-08-21 Sapna Thapar , Deepak Mishra , Derrick Wing Kwan Ng , Ravikant Saini

We investigate a coded uplink non-orthogonal multiple access (NOMA) configuration in which groups of co-channel users are modulated in accordance with orthogonal time frequency space (OTFS). We take advantage of OTFS characteristics to…

信息论 · 计算机科学 2021-02-10 Yao Ge , Qinwen Deng , P. C. Ching , Zhi Ding

Prior research has demonstrated that global positioning system (GPS) spoofing attacks on phasor measurement units (PMUs) can cripple power system operation. This paper provides an experimental evidence of the feasibility of such an attack…

密码学与安全 · 计算机科学 2021-10-08 Fakhri Saadedeen , Anamitra Pal

The proposed Laser Interferometer Space Antenna (LISA) mission is tasked with the detection and characterization of gravitational waves from various sources in the universe. This endeavor is challenged by transient displacement and…

天体物理仪器与方法 · 物理学 2024-05-21 Niklas Houba , Luigi Ferraioli , Domenico Giardini

We study the problem of designing false measurement data that is injected to corrupt and mislead the output of a Kalman filter. Unlike existing works that focus on detection and filtering algorithms for the observer, we study the problem…

系统与控制 · 计算机科学 2018-09-14 Zhongshun Zhang , Lifeng Zhou , Pratap Tokekar

This letter proposes a novel hybrid automatic repeat request with chase combining assisted sparse code multiple access (HARQ-CC-SCMA) scheme. Depending on whether the same superimposed packet are retransmitted, synchronous and asynchronous…

信息论 · 计算机科学 2024-04-16 Man Wang , Zheng Shi , Yunfei Li , Xianda Wu , Weiqiang Tan , Xinrong Ye

This paper investigates the use of the reconfigurable dual-functional surface to guarantee the full-space secure transmission in non-orthogonal multiple access (NOMA) networks. In the presence of eavesdroppers, the downlink communication…

信号处理 · 电气工程与系统科学 2022-05-31 Wen Wang , Wanli Ni , Hui Tian , Zhaohui Yang , Chongwen Huang , Kai-Kit Wong

In the wake of increasing numbers of attacks on radio communication systems, a range of techniques are being deployed to increase the security of these systems. One such technique is radio fingerprinting, in which the transmitter can be…

密码学与安全 · 计算机科学 2024-04-05 Joshua Smailes , Edd Salkield , Sebastian Köhler , Simon Birnbach , Martin Strohmeier , Ivan Martinovic

Global Navigation Satellite Systems (GNSS) are critical for Positioning, Navigation, and Timing (PNT) applications. However, GNSS are highly vulnerable to spoofing attacks, where adversaries transmit counterfeit signals to mislead…

机器学习 · 计算机科学 2025-08-26 Abyad Enan , Mashrur Chowdhury , Sagar Dasgupta , Mizanur Rahman

Authentication is a key element of security, by which a receiver confirms the sender identity of a message. Typical approaches include either key-based authentication at the application layer or physical layer authentication (PLA), where a…

信息论 · 计算机科学 2017-06-13 Stefano Tomasin

Passive operating system fingerprinting reveals valuable information to the defenders of heterogeneous private networks; at the same time, attackers can use fingerprinting to reconnoiter networks, so defenders need obfuscation techniques to…

密码学与安全 · 计算机科学 2017-06-27 Blake Anderson , David McGrew

The safety and security of the passengers in vehicles in the face of cyber attacks is a key element in the automotive industry, especially with the emergence of the Advanced Driver Assistance Systems (ADAS) and the vast improvement in…

密码学与安全 · 计算机科学 2021-04-28 Rony Komissarov , Avishai Wool

Rate-Splitting Multiple Access (RSMA) for multi-user downlink operates by splitting the message for each user equipment (UE) into a private message and a set of common messages, which are simultaneously transmitted by means of superposition…

信号处理 · 电气工程与系统科学 2022-03-09 Daesung Yu , Seok-Hwan Park , Osvaldo Simeone , Shlomo Shamai

In this paper, we present an identity (ID) based protocol that secures AODV and TCP so that it can be used in dynamic and attack prone environments of mobile ad hoc networks. The proposed protocol protects AODV using Sequential Aggregate…

网络与互联网体系结构 · 计算机科学 2014-02-11 Waleed S. Alnumay , Uttam Ghosh

Predictive confidence serves as a foundational control signal in mission-critical systems, directly governing risk-aware logic such as escalation, abstention, and conservative fallback. While prior federated learning attacks predominantly…

机器学习 · 计算机科学 2026-02-10 Kichang Lee , Jaeho Jin , JaeYeon Park , Songkuk Kim , JeongGil Ko

In this paper, we investigate the integration of simultaneously transmitting and reflecting reconfigurable intelligent surfaces (STAR-RIS) with rate-splitting multiple access (RSMA) for improving physical layer security (PLS) in integrated…

信号处理 · 电气工程与系统科学 2025-11-04 Thanh Nha To , Hoang Lai Pham , Quynh Nguyen Thi , Tuan Anh Pham , Le Thanh Bang