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Large Language Models (LLMs) are emerging as transformative tools for software vulnerability detection, addressing critical challenges in the security domain. Traditional methods, such as static and dynamic analysis, often falter due to…

Cryptography and Security · Computer Science 2025-02-19 Ze Sheng , Zhicheng Chen , Shuning Gu , Heqing Huang , Guofei Gu , Jeff Huang

As large language models (LLMs) are increasingly deployed in enterprise settings, controlling model behavior based on user roles becomes an essential requirement. Existing safety methods typically assume uniform access and focus on…

The reliance of Large Language Models and Internet of Things systems on massive, globally distributed data flows creates systemic security and privacy challenges. When data traverses borders, it becomes subject to conflicting legal regimes,…

Cryptography and Security · Computer Science 2026-01-13 Chalitha Handapangoda

Individuals' concerns about data privacy and AI safety are highly contextualized and extend beyond sensitive patterns. Addressing these issues requires reasoning about the context to identify and mitigate potential risks. Though researchers…

Computation and Language · Computer Science 2026-04-15 Haoran Li , Yulin Chen , Huihao Jing , Wenbin Hu , Tsz Ho Li , Chanhou Lou , Hong Ting Tsang , Sirui Han , Yangqiu Song

Recently, large language models (LLMs) have emerged as a notable field, attracting significant attention for its ability to automatically generate intelligent contents for various application domains. However, LLMs still suffer from…

Cryptography and Security · Computer Science 2024-04-29 Kongyang Chen , Zixin Wang , Bing Mi , Waixi Liu , Shaowei Wang , Xiaojun Ren , Jiaxing Shen

This study explores the use of Large Language Models (LLMs) to analyze text comments from Reddit users, aiming to achieve two primary objectives: firstly, to pinpoint critical excerpts that support a predefined psychological assessment of…

Computation and Language · Computer Science 2024-02-07 Sergi Blanco-Cuaresma

With the rise of large language models (LLMs), ensuring they embody the principles of being helpful, honest, and harmless (3H), known as Human Alignment, becomes crucial. While existing alignment methods like RLHF, DPO, etc., effectively…

Computation and Language · Computer Science 2024-04-02 Shu Yang , Jiayuan Su , Han Jiang , Mengdi Li , Keyuan Cheng , Muhammad Asif Ali , Lijie Hu , Di Wang

Large Language Model (LLM) systems are inherently compositional, with individual LLM serving as the core foundation with additional layers of objects such as plugins, sandbox, and so on. Along with the great potential, there are also…

Cryptography and Security · Computer Science 2024-03-01 Fangzhou Wu , Ning Zhang , Somesh Jha , Patrick McDaniel , Chaowei Xiao

The increasing use of synthetic data generated by Large Language Models (LLMs) presents both opportunities and challenges in data-driven applications. While synthetic data provides a cost-effective, scalable alternative to real-world data…

Computation and Language · Computer Science 2025-07-25 Tevin Atwal , Chan Nam Tieu , Yefeng Yuan , Zhan Shi , Yuhong Liu , Liang Cheng

Nowadays, large language models (LLMs) have been integrated with conventional recommendation models to improve recommendation performance. However, while most of the existing works have focused on improving the model performance, the…

Computation and Language · Computer Science 2024-06-04 Sichun Luo , Wei Shao , Yuxuan Yao , Jian Xu , Mingyang Liu , Qintong Li , Bowei He , Maolin Wang , Guanzhi Deng , Hanxu Hou , Xinyi Zhang , Linqi Song

While communication strategies of Large Language Models (LLMs) are crucial for human-LLM interactions, they can also be weaponized to elicit private information, yet such stealthy attacks remain under-explored. This paper introduces the…

Human-Computer Interaction · Computer Science 2025-11-18 Shuning Zhang , Jiaqi Bai , Linzhi Wang , Shixuan Li , Xin Yi , Hewu Li

Large Language Model (LLM) applications are vulnerable to prompt injection and context manipulation attacks that traditional security models cannot prevent. We introduce two novel primitives--authenticated prompts and authenticated…

Cryptography and Security · Computer Science 2026-02-12 Mohan Rajagopalan , Vinay Rao

Large Language Models (LLMs) are swiftly advancing in architecture and capability, and as they integrate more deeply into complex systems, the urgency to scrutinize their security properties grows. This paper surveys research in the…

Computation and Language · Computer Science 2023-10-18 Erfan Shayegani , Md Abdullah Al Mamun , Yu Fu , Pedram Zaree , Yue Dong , Nael Abu-Ghazaleh

Large language models (LLMs) such as ChatGPT have evolved into powerful and ubiquitous tools. Fine-tuning on small datasets allows LLMs to acquire specialized skills for specific tasks efficiently. Although LLMs provide great utility in…

Machine Learning · Computer Science 2025-10-08 Ruoxing Yang

Large language models (LLMs) offer strong capabilities but raise cost and privacy concerns, whereas small language models (SLMs) facilitate efficient and private local inference yet suffer from limited capacity. To synergize the…

Computation and Language · Computer Science 2026-04-21 Hang Zeng , Xiangyu Liu , Yong Hu , Chaoyue Niu , Jiarui Zhang , Shaojie Tang , Fan Wu , Guihai Chen

Large Language Model (LLM) agents show considerable promise for automating complex tasks using contextual reasoning; however, interactions involving multiple agents and the system's susceptibility to prompt injection and other forms of…

Cryptography and Security · Computer Science 2025-06-02 Kaiyuan Zhang , Zian Su , Pin-Yu Chen , Elisa Bertino , Xiangyu Zhang , Ninghui Li

The integration of Large Language Models (LLMs) and Federated Learning (FL) presents a promising solution for joint training on distributed data while preserving privacy and addressing data silo issues. However, this emerging field, known…

Cryptography and Security · Computer Science 2025-05-15 Wenhao Jiang , Yuchuan Luo , Guilin Deng , Silong Chen , Xu Yang , Shihong Wu , Xinwen Gao , Lin Liu , Shaojing Fu

While robots have previously utilized rule-based systems or probabilistic models for user interaction, the rapid evolution of large language models (LLMs) presents new opportunities to develop LLM-powered robots for enhanced human-robot…

Robotics · Computer Science 2025-11-18 Dakota Sullivan , Shirley Zhang , Jennica Li , Heather Kirkorian , Bilge Mutlu , Kassem Fawaz

The scarcity of high-quality annotated medical data, particularly in mental health, poses a significant bottleneck for training robust machine learning models. Privacy regulations restrict data sharing, making synthetic data generation a…

Organizations are rapidly adopting Large Language Models (LLMs) to transform their operations, yet they lack clear guidance on key decisions for adoption and implementation. While LLMs offer powerful capabilities in content generation,…

Software Engineering · Computer Science 2025-11-25 Michael Trusov , Minha Hwang , Zainab Jamal , Swarup Chandra