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We present a novel approach for attacking black-box large language models (LLMs) by exploiting their ability to express confidence in natural language. Existing black-box attacks require either access to continuous model outputs like logits…

Cryptography and Security · Computer Science 2025-10-21 Jie Zhang , Meng Ding , Yang Liu , Jue Hong , Florian Tramèr

Using AI to create autonomous researchers has the potential to accelerate scientific discovery. A prerequisite for this vision is understanding how well an AI model can identify the underlying structure of a black-box system from its…

Machine Learning · Computer Science 2025-05-26 Jiayi Geng , Howard Chen , Dilip Arumugam , Thomas L. Griffiths

Black-box tuning is an emerging paradigm for adapting large language models (LLMs) to better achieve desired behaviors, particularly when direct access to model parameters is unavailable. Current strategies, however, often present a dilemma…

Artificial Intelligence · Computer Science 2025-12-17 Zhikang Xie , Weilin Wan , Peizhu Gong , Weizhong Zhang , Cheng Jin

Large language models (LLMs) have attracted significant attention in recent years. Due to their "Large" nature, training LLMs from scratch consumes immense computational resources. Since several major players in the artificial intelligence…

Cryptography and Security · Computer Science 2024-09-12 Heng Jin , Chaoyu Zhang , Shanghao Shi , Wenjing Lou , Y. Thomas Hou

Large Language Models (LLMs) have shown a high capability in answering questions on a diverse range of topics. However, these models sometimes produce biased, ideologized or incorrect responses, limiting their applications if there is no…

Artificial Intelligence · Computer Science 2026-04-08 Xiaotian Zhou , Di Tang , Xiaofeng Wang , Xiaozhong Liu

As API access becomes a primary interface to large language models (LLMs), users often interact with black-box systems that offer little transparency into the deployed model. To reduce costs or maliciously alter model behaviors, API…

Cryptography and Security · Computer Science 2026-04-10 Xiaoyuan Zhu , Yaowen Ye , Tianyi Qiu , Hanlin Zhu , Sijun Tan , Ajraf Mannan , Jonathan Michala , Raluca Ada Popa , Willie Neiswanger

Large language model (LLM) agents increasingly rely on skills to package reusable capabilities through instructions, tools, and resources. High-quality skills embed expert knowledge, curated workflows, and execution constraints into agents,…

Cryptography and Security · Computer Science 2026-04-28 Zihan Wang , Rui Zhang , Yu Liu , Chi Liu , Qingchuan Zhao , Hongwei Li , Guowen Xu

Recent advances in large language models (LLMs) significantly boost their usage in software engineering. However, training a well-performing LLM demands a substantial workforce for data collection and annotation. Moreover, training datasets…

Software Engineering · Computer Science 2023-11-01 Zongjie Li , Chaozheng Wang , Pingchuan Ma , Chaowei Liu , Shuai Wang , Daoyuan Wu , Cuiyun Gao , Yang Liu

The rapid emergence of Large Language Models (LLMs) has precipitated a profound paradigm shift in Artificial Intelligence, delivering monumental engineering successes that increasingly impact modern society. However, a critical paradox…

Computation and Language · Computer Science 2026-03-13 Zeyu Gan , Ruifeng Ren , Wei Yao , Xiaolin Hu , Gengze Xu , Chen Qian , Huayi Tang , Zixuan Gong , Xinhao Yao , Pengwei Tang , Zhenxing Dou , Yong Liu

Large language models (LLMs) have demonstrated exceptional performance not only in natural language processing tasks but also in a great variety of non-linguistic domains. In diverse optimization scenarios, there is also a rising trend of…

Neural and Evolutionary Computing · Computer Science 2024-07-09 Beichen Huang , Xingyu Wu , Yu Zhou , Jibin Wu , Liang Feng , Ran Cheng , Kay Chen Tan

AI developers are releasing large language models (LLMs) under a variety of different licenses. Many of these licenses restrict the ways in which the models or their outputs may be used. This raises the question how license violations may…

Machine Learning · Computer Science 2025-05-20 Yun-Yun Tsai , Chuan Guo , Junfeng Yang , Laurens van der Maaten

Recent advances confirm that large language models (LLMs) can achieve state-of-the-art performance across various tasks. However, due to the resource-intensive nature of training LLMs from scratch, it is urgent and crucial to protect the…

Cryptography and Security · Computer Science 2026-03-04 Zhiguang Yang , Hanzhou Wu

Explainability for Large Language Models (LLMs) is a critical yet challenging aspect of natural language processing. As LLMs are increasingly integral to diverse applications, their "black-box" nature sparks significant concerns regarding…

Computation and Language · Computer Science 2024-02-23 Haoyan Luo , Lucia Specia

Large Language Models (LLMs) offer a promising approach to enhancing Explainable AI (XAI) by transforming complex machine learning outputs into easy-to-understand narratives, making model predictions more accessible to users, and helping…

Artificial Intelligence · Computer Science 2025-04-02 Ahsan Bilal , David Ebert , Beiyu Lin

Reliably predicting the behavior of language models -- such as whether their outputs are correct or have been adversarially manipulated -- is a fundamentally challenging task. This is often made even more difficult as frontier language…

Machine Learning · Computer Science 2025-12-02 Dylan Sam , Marc Finzi , J. Zico Kolter

Large Language Models (LLMs) have played a pivotal role in advancing Artificial Intelligence (AI). However, despite their achievements, LLMs often struggle to explain their decision-making processes, making them a 'black box' and presenting…

Computation and Language · Computer Science 2025-06-30 Avash Palikhe , Zhenyu Yu , Zichong Wang , Wenbin Zhang

Due to the black-box nature of large language models (LLMs) and the realism of their generated content, issues such as hallucinations, bias, unfairness, and copyright infringement have become significant. In this context, sourcing…

Computation and Language · Computer Science 2026-01-01 Liang Pang , Jia Gu , Sunhao Dai , Zihao Wei , Zenghao Duan , Kangxi Wu , Zhiyi Yin , Jun Xu , Huawei Shen , Xueqi Cheng

Large Language Models (LLMs) are becoming vital tools that help us solve and understand complex problems by acting as digital assistants. LLMs can generate convincing explanations, even when only given the inputs and outputs of these…

Computation and Language · Computer Science 2024-10-14 Rohan Ajwani , Shashidhar Reddy Javaji , Frank Rudzicz , Zining Zhu

Language Models (LMs) have significantly advanced natural language processing and enabled remarkable progress across diverse domains, yet their black-box nature raises critical concerns about the interpretability of their internal…

Computation and Language · Computer Science 2025-09-29 Avash Palikhe , Zichong Wang , Zhipeng Yin , Rui Guo , Qiang Duan , Jie Yang , Wenbin Zhang

The growing ubiquity of Retrieval-Augmented Generation (RAG) systems in several real-world services triggers severe concerns about their security. A RAG system improves the generative capabilities of a Large Language Models (LLM) by a…

Artificial Intelligence · Computer Science 2024-12-31 Christian Di Maio , Cristian Cosci , Marco Maggini , Valentina Poggioni , Stefano Melacci
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