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With advances in wireless communication and growing spectrum scarcity, Spectrum Access Systems (SASs) offer an opportunistic solution but face significant security challenges. Regulations require disclosure of location coordinates and…

Cryptography and Security · Computer Science 2026-04-21 Saleh Darzi , Saif Eddine Nouma , Kiarash Sedghighadikolaei , Attila Altay

With the development of big data and machine learning, privacy concerns have become increasingly critical, especially when handling heterogeneous datasets containing sensitive personal information. Differential privacy provides a rigorous…

Machine Learning · Statistics 2025-08-08 Ziliang Shen , Caixing Wang , Shaoli Wang , Yibo Yan

Privacy-preserving distributed average consensus has received significant attention recently due to its wide applicability. Based on the achieved performances, existing approaches can be broadly classified into perfect accuracy-prioritized…

Cryptography and Security · Computer Science 2024-07-16 Qiongxiu Li , Jaron Skovsted Gundersen , Milan Lopuhaa-Zwakenberg , Richard Heusdens

Security has always been a critical issue in machine learning (ML) applications. Due to the high cost of model training -- such as collecting relevant samples, labeling data, and consuming computing power -- model-stealing attack is one of…

Quantum Physics · Physics 2023-10-17 Zhepeng Wang , Jinyang Li , Zhirui Hu , Blake Gage , Elizabeth Iwasawa , Weiwen Jiang

Analytical SQL queries are essential for extracting insights from relational databases but concurrently introduce significant privacy risks by potentially exposing sensitive information. To mitigate these risks, numerous query sanitization…

Databases · Computer Science 2025-10-16 Loïs Ecoffet , Veronika Rehn-Sonigo , Jean-François Couchot , Catuscia Palamidessi

This paper provides an integrated perspective on addressing key challenges in developing reliable and secure Quantum Neural Networks (QNNs) in the Noisy Intermediate-Scale Quantum (NISQ) era. In this paper, we present an integrated…

Quantum Physics · Physics 2025-08-22 Nouhaila Innan , Muhammad Kashif , Alberto Marchisio , Mohamed Bennai , Muhammad Shafique

Quantum neural networks (QNNs) are an important model for implementing quantum machine learning (QML), while they demonstrate a high degree of vulnerability to backdoor attacks similar to classical networks. To address this issue, a quantum…

Quantum Physics · Physics 2025-11-20 Shuolei Wang , Zimeng Xiao , Jinjing Shi , Heyuan Shi , Shichao Zhang , Xuelong Li

Large language models (LLMs) are increasingly applied to cybersecurity question answering (QA) for critical tasks such as incident response and vulnerability analysis. However, real-world operational contexts, including system logs and…

Cryptography and Security · Computer Science 2026-05-26 Matilda Gaddi , Jin Noh , Onat Gungor , Tajana Rosing

The widespread application of Deep Learning across diverse domains hinges critically on the quality and composition of training datasets. However, the common lack of disclosure regarding their usage raises significant privacy and copyright…

Cryptography and Security · Computer Science 2025-12-16 Shuo Shao , Yiming Li , Mengren Zheng , Zhiyang Hu , Yukun Chen , Boheng Li , Yu He , Junfeng Guo , Dacheng Tao , Zhan Qin

Users in various web and mobile applications are vulnerable to attribute inference attacks, in which an attacker leverages a machine learning classifier to infer a target user's private attributes (e.g., location, sexual orientation,…

Cryptography and Security · Computer Science 2020-04-15 Jinyuan Jia , Neil Zhenqiang Gong

Product search is generally recognized as the first and foremost stage of online shopping and thus significant for users and retailers of e-commerce. Most of the traditional retrieval methods use some similarity functions to match the…

Information Retrieval · Computer Science 2019-09-02 Jie Zou , Evangelos Kanoulas

Quantum secret sharing (QSS) allows a dealer to distribute a secret quantum state among a set of parties so that certain subsets can reconstruct the secret, while unauthorized subsets obtain no information. While QSS was introduced over…

Quantum Physics · Physics 2023-05-02 Alper Çakan , Vipul Goyal , Chen-Da Liu-Zhang , João Ribeiro

QDNA-ID is a trust-chain framework that links physical quantum behavior to digitally verified records. The system first executes standard quantum circuits with random shot patterns across different devices to generate entropy profiles and…

Cryptography and Security · Computer Science 2025-11-25 Osamah N. Neamah

Data poisoning attacks pose significant threats to machine learning models by introducing malicious data into the training process, thereby degrading model performance or manipulating predictions. Detecting and sifting out poisoned data is…

Cryptography and Security · Computer Science 2025-07-10 Haoqi He , Xiaokai Lin , Jiancai Chen , Yan Xiao

Upon integrating Quantum Neural Network (QNN) as the local model, Quantum Federated Learning (QFL) has recently confronted notable challenges. Firstly, exploration is hindered over sharp minima, decreasing learning performance. Secondly,…

Quantum Physics · Physics 2025-09-09 Duc-Thien Phan , Minh-Duong Nguyen , Quoc-Viet Pham , Huilong Pi

The emergence of quantum computing and related technologies presents opportunities for enhancing network security. The transition towards quantum computational power paves the way for creating strategies to mitigate the constantly advancing…

Cryptography and Security · Computer Science 2024-11-08 Diego Abreu , Christian Esteve Rothenberg , Antonio Abelem

Database research and development rely heavily on realistic user workloads for benchmarking, instance optimization, migration testing, and database tuning. However, acquiring real-world SQL queries is notoriously challenging due to strict…

Databases · Computer Science 2026-02-04 Zhengle Wang , Yanfei Zhang , Chunwei Liu

Beyond 5G and 6G networks are expected to support new and challenging use cases and applications that depend on a certain level of Quality of Service (QoS) to operate smoothly. Predicting the QoS in a timely manner is of high importance,…

Networking and Internet Architecture · Computer Science 2025-02-19 Nikolaos Koursioumpas , Lina Magoula , Ioannis Stavrakakis , Nancy Alonistioti , M. A. Gutierrez-Estevez , Ramin Khalili

To accelerate and compress deep neural networks (DNNs), many network quantization algorithms have been proposed. Although the quantization strategy of any algorithm from the state-of-the-arts may outperform others in some network…

Machine Learning · Computer Science 2024-04-16 Lianqiang Li , Chenqian Yan , Yefei Chen

Quantum neural networks (QNNs) are gaining increasing interest due to their potential to detect complex patterns in data by leveraging uniquely quantum phenomena. This makes them particularly promising for biomedical applications. In these…

Quantum Physics · Physics 2025-09-17 Gaoyuan Wang , Jonathan Warrell , Mark Gerstein