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By adding users as a new dimension to connectivity, on-body Internet-of-Things (IoT) devices have gained considerable momentum in recent years, while raising serious privacy and safety issues. Existing approaches to authenticate these…

Cryptography and Security · Computer Science 2020-05-25 Yong Huang , Wei Wang , Hao Wang , Tao Jiang , Qian Zhang

As healthcare systems become increasingly interconnected, ensuring secure and continuous device authentication in health information exchange (HIE) networks is critical to safeguarding patient data and clinical operations. In this context,…

Cryptography and Security · Computer Science 2026-04-30 Khalid M. Ezzat , Muhammad El-Saba , Mahmoud A. Shawky

Retrieval-Augmented Generation (RAG) is essential for enhancing Large Language Models (LLMs) with external knowledge, but its reliance on cloud environments exposes sensitive data to privacy risks. Existing privacy-preserving solutions…

Cryptography and Security · Computer Science 2026-05-01 Zhijun Li , Minghui Xu , Huayi Qi , Wenxuan Yu , Tingchuang Zhang , Qiao Zhang , GuangYong Shang , Zhen Ma , Xiuzhen Cheng

Current Vision-Language-Action (VLA) models rely primarily on RGB perception, preventing them from capturing modalities such as thermal signals that are imperceptible to conventional visual sensors. Moreover, end-to-end generative policies…

Robotics · Computer Science 2026-03-09 Dian Yu , Qingchuan Zhou , Bingkun Huang , Majid Khadiv , Zewen Yang

Interconnected embedded devices are increasingly used invarious scenarios, including industrial control, building automation, or emergency communication. As these systems commonly process sensitive information or perform safety critical…

Cryptography and Security · Computer Science 2017-01-30 Florian Kohnhäuser , Niklas Büscher , Sebastian Gabmeyer , Stefan Katzenbeisser

Simple authentication protocols based on conventional physical unclonable function (PUF) are vulnerable to modeling attacks and other security threats. This paper proposes an arbiter PUF based on a linear feedback shift register…

Cryptography and Security · Computer Science 2025-05-19 Yao Wang , Xue Mei , Zhengtai Chang , Wenbing Fan , Benqing Guo , Zhi Quan

We propose a new computationally efficient privacy-preserving identification framework based on layered sparse coding. The key idea of the proposed framework is a sparsifying transform learning with ambiguization, which consists of a…

Information Theory · Computer Science 2018-06-25 Behrooz Razeghi , Slava Voloshynovskiy , Sohrab Ferdowsi , Dimche Kostadinov

Retrieval-Augmented Generation (RAG) has recently emerged as a promising solution for enhancing the accuracy and credibility of Large Language Models (LLMs), particularly in Question & Answer tasks. This is achieved by incorporating…

Computation and Language · Computer Science 2025-04-29 Qianren Mao , Qili Zhang , Hanwen Hao , Zhentao Han , Runhua Xu , Weifeng Jiang , Qi Hu , Zhijun Chen , Tyler Zhou , Bo Li , Yangqiu Song , Jin Dong , Jianxin Li , Philip S. Yu

RAG has emerged as a key technique for enhancing response quality of LLMs without high computational cost. In traditional architectures, RAG services are provided by a single entity that hosts the dataset within a trusted local environment.…

Cryptography and Security · Computer Science 2026-01-21 Huanyi Ye , Jiale Guo , Ziyao Liu , Kwok-Yan Lam

Recommendation systems and content filtering approaches based on annotations and ratings, essentially rely on users expressing their preferences and interests through their actions, in order to provide personalised content. This activity,…

Information Retrieval · Computer Science 2016-05-24 Silvia Puglisi , Javier Parra-Arnau , Jordi Forné , David Rebollo-Monedero

Vision-Language-Action (VLA) models are driving rapid progress in robotics by enabling agents to interpret multimodal inputs and execute complex, long-horizon tasks. However, their safety and robustness against adversarial attacks remain…

Computer Vision and Pattern Recognition · Computer Science 2025-09-25 Xin Wang , Jie Li , Zejia Weng , Yixu Wang , Yifeng Gao , Tianyu Pang , Chao Du , Yan Teng , Yingchun Wang , Zuxuan Wu , Xingjun Ma , Yu-Gang Jiang

Near Field Communication (NFC) cards are widely used for identification, but their passive nature often limits the ability to incorporate additional security mechanisms. As a result, anyone holding the card may be incorrectly recognized as…

Signal Processing · Electrical Eng. & Systems 2026-04-21 Dickson Akuoko Sarpong , Hongzhi Guo

Face Recognition Systems (FRS) have increasingly integrated into critical applications, including surveillance and user authentication, highlighting their pivotal role in modern security systems. Recent studies have revealed vulnerabilities…

Cryptography and Security · Computer Science 2024-06-11 Jiahao Chen , Zhiqiang Shen , Yuwen Pu , Chunyi Zhou , Changjiang Li , Jiliang Li , Ting Wang , Shouling Ji

Privacy preserving RFID (Radio Frequency Identification) authentication has been an active research area in recent years. Both forward security and backward security are required to maintain the privacy of a tag, i.e., exposure of a tag's…

Cryptography and Security · Computer Science 2012-09-25 Atsuko Miyaji , Mohammad Shahriar Rahman

As smart wearable devices become increasingly powerful and pervasive, protecting user privacy on these devices has emerged as a critical challenge. While existing authentication mechanisms are available for interaction-rich devices such as…

Human-Computer Interaction · Computer Science 2026-02-10 Jiacheng Liu , Jiankai Tang , Guangye Zhao , Ruichen Gui , Songqin Cheng , Taiting Lu , Jian Liu , Weiqiang Wang , Mahanth Gowda , Yuanchun Shi , Yuntao Wang

The advent of Federated Learning (FL) as a distributed machine learning paradigm has introduced new cybersecurity challenges, notably adversarial attacks that threaten model integrity and participant privacy. This study proposes an…

Cryptography and Security · Computer Science 2024-03-18 Zahir Alsulaimawi

Radio Frequency Identification (RFID) is a modern communication technology, which provides authentication and identification through a nonphysical contact. Recently, the use of this technology is almost developed in healthcare environments.…

Cryptography and Security · Computer Science 2015-10-15 Seyed Salman Sajjadi Ghaemmaghami , Mahtab Mirmohseni , Afrooz Haghbin

Like other automated system technologies, PROFINET, a real-time Industrial Ethernet Standard has shown increasing level of integration into the present IT Infrastructure. Such vast use of PROFINET can expose the controllers and I/O devices…

Networking and Internet Architecture · Computer Science 2019-09-11 Ahmad Khaliq , Sangeet Saha. Bina Bhatt , Dongbing Gu , Gareth Howells , Klaus McDonald-Maier

Considering the world's IoT development and market, it is necessary to guarantee the security of the developed IoT applications as well as the privacy of their end users. In this sense, Federated Identity Management (FIdM) systems can be of…

Modern face recognition systems utilize deep neural networks to extract salient features from a face. These features denote embeddings in latent space and are often stored as templates in a face recognition system. These embeddings are…

Cryptography and Security · Computer Science 2024-04-26 Bharat Yalavarthi , Arjun Ramesh Kaushik , Arun Ross , Vishnu Boddeti , Nalini Ratha
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