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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

The accelerated evolution of large language models has raised questions about their comparative performance across domains of practical importance. GPT-4 by OpenAI introduced advances in reasoning, multimodality, and task generalization,…

Human-Computer Interaction · Computer Science 2025-08-28 Georgios P. Georgiou

Smart contracts, as a key component of blockchain technology, play a crucial role in ensuring the automation of transactions and adherence to protocol rules. However, smart contracts are susceptible to security vulnerabilities, which, if…

Cryptography and Security · Computer Science 2024-02-20 Yuying Du , Xueyan Tang

While large language models (LLMs) exhibit remarkable capabilities across a wide range of tasks, they pose potential safety concerns, such as the ``jailbreak'' problem, wherein malicious instructions can manipulate LLMs to exhibit…

Computation and Language · Computer Science 2024-03-05 Yue Deng , Wenxuan Zhang , Sinno Jialin Pan , Lidong Bing

Online news platforms commonly employ personalized news recommendation methods to assist users in discovering interesting articles, and many previous works have utilized language model techniques to capture user interests and understand…

Information Retrieval · Computer Science 2023-06-21 Xinyi Li , Yongfeng Zhang , Edward C. Malthouse

The increasing frequency and sophistication of cybersecurity vulnerabilities in software systems underscores the need for more robust and effective vulnerability assessment methods. However, existing approaches often rely on highly…

Cryptography and Security · Computer Science 2025-05-21 Shivansh Chopra , Hussain Ahmad , Diksha Goel , Claudia Szabo

Large Language Models (LLMs), such as GPT-3, have demonstrated remarkable natural language processing and generation capabilities and have been applied to a variety tasks, such as source code generation. This paper explores the potential of…

Human-Computer Interaction · Computer Science 2023-03-29 Simon Diemert , Jens H Weber

The rapid advancement of Large Language Models (LLMs) has brought about remarkable generative capabilities but also raised concerns about their potential misuse. While strategies like supervised fine-tuning and reinforcement learning from…

Computation and Language · Computer Science 2024-09-17 Qibing Ren , Chang Gao , Jing Shao , Junchi Yan , Xin Tan , Wai Lam , Lizhuang Ma

Developed by OpenAI, ChatGPT (Conditional Generative Pre-trained Transformer) is an artificial intelligence technology that is fine-tuned using supervised machine learning and reinforcement learning techniques, allowing a computer to…

Large Language Models (LLMs) transform artificial intelligence, driving advancements in natural language understanding, text generation, and autonomous systems. The increasing complexity of their development and deployment introduces…

Cryptography and Security · Computer Science 2025-02-19 Shenao Wang , Yanjie Zhao , Zhao Liu , Quanchen Zou , Haoyu Wang

In the life-cycle of software development, testing plays a crucial role in quality assurance. Proper testing not only increases code coverage and prevents regressions but it can also ensure that any potential vulnerabilities in the software…

Software Engineering · Computer Science 2025-06-16 Gábor Antal , Dénes Bán , Martin Isztin , Rudolf Ferenc , Péter Hegedűs

Instruction-tuned large language models have revolutionized natural language processing and have shown great potential in applications such as conversational agents. These models, such as GPT-4, can not only master language but also solve…

Computation and Language · Computer Science 2023-06-16 Yew Ken Chia , Pengfei Hong , Lidong Bing , Soujanya Poria

Recent advances in natural language processing and the increased use of large language models have exposed new security vulnerabilities, such as backdoor attacks. Previous backdoor attacks require input manipulation after model distribution…

Computation and Language · Computer Science 2024-09-26 Minkyoo Song , Hanna Kim , Jaehan Kim , Youngjin Jin , Seungwon Shin

In Go, the widespread adoption of open-source software has led to a flourishing ecosystem of third-party dependencies, which are often integrated into critical systems. However, the reuse of dependencies introduces significant supply chain…

Cryptography and Security · Computer Science 2025-09-05 Carmine Cesarano , Vivi Andersson , Roberto Natella , Martin Monperrus

Retrieval-Augmented Generative (RAG) models enhance Large Language Models (LLMs) by integrating external knowledge bases, improving their performance in applications like fact-checking and information searching. In this paper, we…

Cryptography and Security · Computer Science 2024-07-01 Zhen Tan , Chengshuai Zhao , Raha Moraffah , Yifan Li , Song Wang , Jundong Li , Tianlong Chen , Huan Liu

Large language models (LLMs) are now routinely used to autonomously execute complex tasks, from natural language processing to dynamic workflows like web searches. The usage of tool-calling and Retrieval Augmented Generation (RAG) allows…

Cryptography and Security · Computer Science 2026-04-13 Dennis Rall , Bernhard Bauer , Mohit Mittal , Thomas Fraunholz

Modern large language models (LLMs), such as ChatGPT, have demonstrated impressive capabilities for coding tasks including writing and reasoning about code. They improve upon previous neural network models of code, such as code2seq or…

Machine Learning · Computer Science 2023-11-23 Chi Zhang , Zifan Wang , Ravi Mangal , Matt Fredrikson , Limin Jia , Corina Pasareanu

In this paper, we present a generic, query-efficient black-box attack against API call-based machine learning malware classifiers. We generate adversarial examples by modifying the malware's API call sequences and non-sequential features…

Cryptography and Security · Computer Science 2020-10-06 Ishai Rosenberg , Asaf Shabtai , Yuval Elovici , Lior Rokach

Recent advances in the development of large language models have resulted in public access to state-of-the-art pre-trained language models (PLMs), including Generative Pre-trained Transformer 3 (GPT-3) and Bidirectional Encoder…

Incident management for cloud services is a complex process involving several steps and has a huge impact on both service health and developer productivity. On-call engineers require significant amount of domain knowledge and manual effort…

Software Engineering · Computer Science 2023-02-10 Toufique Ahmed , Supriyo Ghosh , Chetan Bansal , Thomas Zimmermann , Xuchao Zhang , Saravan Rajmohan