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This work considers the problem of resilient consensus where stochastic values of trust between agents are available. Specifically, we derive a unified mathematical framework to characterize convergence, deviation of the consensus from the…

Optimization and Control · Mathematics 2025-05-07 Michal Yemini , Angelia Nedić , Andrea Goldsmith , Stephanie Gil

Safety evaluations of language models often treat serving configuration as fixed background infrastructure, but batch condition is an untested treatment variable whenever the same prompt may be evaluated alone, in a synchronized batch, or…

Machine Learning · Computer Science 2026-05-28 Sahil Kadadekar

As collaborative learning allows joint training of a model using multiple sources of data, the security problem has been a central concern. Malicious users can upload poisoned data to prevent the model's convergence or inject hidden…

Cryptography and Security · Computer Science 2021-01-21 Ximing Qiao , Yuhua Bai , Siping Hu , Ang Li , Yiran Chen , Hai Li

With their increasing capabilities, Large Language Models (LLMs) are now used across many industries. They have become useful tools for software engineers and support a wide range of development tasks. As LLMs are increasingly used in…

Machine Learning · Computer Science 2026-03-17 Marc Damie , Murat Bilgehan Ertan , Domenico Essoussi , Angela Makhanu , Gaëtan Peter , Roos Wensveen

When a user tells an AI system that someone "should not" take an action, the system ought to treat this as a prohibition. Yet many large language models do the opposite: they interpret negated instructions as affirmations. We audited 16…

Artificial Intelligence · Computer Science 2026-01-30 Katherine Elkins , Jon Chun

[Background:] Thematic analysis of free-text justifications in human experiments provides significant qualitative insights. Yet, it is costly because reliable annotations require multiple domain experts. Large language models (LLMs) seem…

Software Engineering · Computer Science 2026-04-14 Maria Camporese , Fabio Massacci , Yuanjun Gong

Malicious software threats and their detection have been gaining importance as a subdomain of information security due to the expansion of ICT applications in daily settings. A major challenge in designing and developing anti-malware…

Cryptography and Security · Computer Science 2021-01-15 Cengiz Acarturk , Melih Sirlanci , Pinar Gurkan Balikcioglu , Deniz Demirci , Nazenin Sahin , Ozge Acar Kucuk

Resolving conflicts from merging different software versions is a challenging task. To reduce the overhead of manual merging, researchers develop various program analysis-based tools which only solve specific types of conflicts and have a…

Software Engineering · Computer Science 2024-09-24 Qingyu Zhang , Liangcai Su , Kai Ye , Chenxiong Qian

Traditional benchmarks for large language models (LLMs), such as HELM and AIR-BENCH, primarily assess safety risk through breadth-oriented evaluation across diverse tasks. However, real-world deployment often exposes a different class of…

Artificial Intelligence · Computer Science 2026-04-14 Keita Broadwater

Malicious domains are increasingly common and pose a severe cybersecurity threat. Specifically, many types of current cyber attacks use URLs for attack communications (e.g., C\&C, phishing, and spear-phishing). Despite the continuous…

Cryptography and Security · Computer Science 2020-06-03 Chen Hajaj , Nitay Hason , Nissim Harel , Amit Dvir

Large language models (LLMs) are being increasingly integrated into practical hardware and firmware development pipelines for code generation. Existing studies have primarily focused on evaluating the functional correctness of LLM-generated…

Cryptography and Security · Computer Science 2026-01-21 Qirui Chen , Jingxian Shuai , Shuangwu Chen , Shenghao Ye , Zijian Wen , Xufei Su , Jie Jin , Jiangming Li , Jun Chen , Xiaobin Tan , Jian Yang

The dynamic expansion of social media has led to an inundation of hateful memes on media platforms, accentuating the growing need for efficient identification and removal. Acknowledging the constraints of conventional multimodal hateful…

Computation and Language · Computer Science 2025-03-06 Junxi Liu , Yanyan Feng , Jiehai Chen , Yun Xue , Fenghuan Li

Large-language-model coding tools are now mainstream in software engineering. But as these same tools move human effort up the development stack, they present fresh dangers: 10% of real prompts leak private data, 42% of generated snippets…

Software Engineering · Computer Science 2025-06-23 Vladislav Belozerov , Peter J Barclay , Askhan Sami

The rapid expansion of research in LLM safety presents challenges in tracking advancements, making benchmarks important evaluation infrastructures for identifying key trends and facilitating systematic comparisons. Yet no systematic…

Cryptography and Security · Computer Science 2026-05-18 Junjie Chu , Xinyue Shen , Ye Leng , Michael Backes , Yun Shen , Yang Zhang

Large Language Models (LLMs) are gaining traction as a method to generate consensus statements and aggregate preferences in digital democracy experiments. Yet, LLMs could introduce critical vulnerabilities in these systems. Here, we examine…

Computers and Society · Computer Science 2026-03-03 Jairo Gudiño-Rosero , Clément Contet , Umberto Grandi , César A. Hidalgo

With the increasing use of large language models (LLMs) in medical decision-support, it is essential to evaluate not only their final answers but also the reliability of their reasoning. Two key risks are Chain-of-Thought (CoT) faithfulness…

Computer Vision and Pattern Recognition · Computer Science 2025-08-25 Kaiyuan Ji , Yijin Guo , Zicheng Zhang , Xiangyang Zhu , Yuan Tian , Ning Liu , Guangtao Zhai

Reward hacking is a form of misalignment in which models overoptimize proxy rewards without genuinely solving the underlying task. Precisely measuring reward hacking occurrence remains challenging because true task rewards are often…

Machine Learning · Computer Science 2026-04-21 Muhammad Khalifa , Zohaib Khan , Omer Tafveez , Hao Peng , Lu Wang

While the widespread deployment of Large Language Models (LLMs) holds great potential for society, their vulnerabilities to adversarial manipulation and exploitation can pose serious safety, security, and ethical risks. As new threats…

Cryptography and Security · Computer Science 2025-09-29 Charankumar Akiri , Harrison Simpson , Kshitiz Aryal , Aarav Khanna , Maanak Gupta

Code reuse is common in modern software development, but it can also spread vulnerabilities when developers unknowingly copy risky code. The code fragments that preserve the logic of known vulnerabilities are known as vulnerable code clones…

Terminal-agent benchmarks have become a primary signal for measuring the coding and system-administration capabilities of large language models. As the market for evaluation environments grows, so does the pressure to ship tasks quickly,…

Artificial Intelligence · Computer Science 2026-05-01 Ivan Bercovich