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The proliferation of Large Language Models (LLMs) has introduced critical security challenges, where adversarial actors can manipulate input prompts to cause significant harm and circumvent safety alignments. These prompt-based attacks…

The proliferation of large language models (LLMs) has intensified concerns over model theft and license violations, necessitating robust and stealthy ownership verification. Existing fingerprinting methods either require impractical…

Cryptography and Security · Computer Science 2025-09-04 Zhenhua Xu , Meng Han , Wenpeng Xing

Large Language Models (LLMs) internalize vast world knowledge as parametric memory, yet inevitably inherit the staleness and errors of their source corpora. Consequently, ensuring the reliability and malleability of these internal…

Computation and Language · Computer Science 2026-04-08 Xiaojie Gu , Ziying Huang , Weicong Hong , Jian Xie , Renze Lou , Kai Zhang

Large language models (LLMs) face significant copyright and intellectual property challenges as the cost of training increases and model reuse becomes prevalent. While watermarking techniques have been proposed to protect model ownership,…

Cryptography and Security · Computer Science 2026-04-27 Do-hyeon Yoon , Minsoo Chun , Thomas Allen , Hans Müller , Min Wang , Rajesh Sharma

Large language models (LLMs) have played a pivotal role in building communicative AI, yet they encounter the challenge of efficient updates. Model editing enables the manipulation of specific knowledge memories and the behavior of language…

Computation and Language · Computer Science 2024-10-28 Xinbei Ma , Tianjie Ju , Jiyang Qiu , Zhuosheng Zhang , Hai Zhao , Lifeng Liu , Yulong Wang

Recent advances in Large Language Models (LLMs) have raised urgent concerns about LLM-generated text authenticity, prompting regulatory demands for reliable identification mechanisms. Although watermarking offers a promising solution,…

Computation and Language · Computer Science 2025-08-26 Xiaoyan Feng , He Zhang , Yanjun Zhang , Leo Yu Zhang , Shirui Pan

End-user robot programming grants users the flexibility to re-task robots in situ, yet it remains challenging for novices due to the need for specialized robotics knowledge. Large Language Models (LLMs) hold the potential to lower the…

Robotics · Computer Science 2026-03-10 Callie Y. Kim , Nathan Thomas White , Evan He , Frederic Sala , Bilge Mutlu

Backdoor-based fingerprinting has emerged as an effective technique for tracing the ownership of large language models. However, in real-world deployment scenarios, developers often instantiate multiple downstream models from a shared base…

Cryptography and Security · Computer Science 2025-08-27 Zhenhua Xu , Qichen Liu , Zhebo Wang , Wenpeng Xing , Dezhang Kong , Mohan Li , Meng Han

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

Recently, large language models (LLMs) have demonstrated impressive results but still suffer from hallucinations. Model editing has been proposed to correct factual inaccuracies in LLMs. A challenging case is sequential model editing (SME),…

Computation and Language · Computer Science 2025-06-24 Taolin Zhang , Haidong Kang , Dongyang Li , Qizhou Chen , Chengyu Wang Xiaofeng He , Richang Hong

The model editing problem concerns how language models should learn new facts about the world over time. While empirical research on model editing has drawn widespread attention, the conceptual foundations of model editing remain shaky --…

Computation and Language · Computer Science 2024-06-28 Peter Hase , Thomas Hofweber , Xiang Zhou , Elias Stengel-Eskin , Mohit Bansal

Large Language Models (LLMs) demonstrate strong capabilities in general coding tasks but encounter two key challenges when optimizing code: (i) the complexity of writing optimized code (such as performant CUDA kernels and competition-level…

Machine Learning · Computer Science 2026-01-12 Jiefu Ou , Sapana Chaudhary , Kaj Bostrom , Nathaniel Weir , Shuai Zhang , Huzefa Rangwala , George Karypis

The recent advancements in large language models (LLMs) have sparked a growing apprehension regarding the potential misuse. One approach to mitigating this risk is to incorporate watermarking techniques into LLMs, allowing for the tracking…

Cryptography and Security · Computer Science 2023-10-19 Zhengmian Hu , Lichang Chen , Xidong Wu , Yihan Wu , Hongyang Zhang , Heng Huang

The critical challenge of prompt injection attacks in Large Language Models (LLMs) integrated applications, a growing concern in the Artificial Intelligence (AI) field. Such attacks, which manipulate LLMs through natural language inputs,…

Cryptography and Security · Computer Science 2024-01-17 Xuchen Suo

Large Language Models~(LLMs) have demonstrated incredible capabilities in understanding, generating, and manipulating languages. Through human-model interactions, LLMs can automatically understand human-issued instructions and output the…

Computation and Language · Computer Science 2023-10-17 Haoke Zhang , Yue Wang , Juntao Li , Xiabing Zhou , Min Zhang

Large Language Models (LLMs) have demonstrated remarkable capabilities of generating texts resembling human language. However, they can be misused by criminals to create deceptive content, such as fake news and phishing emails, which raises…

Cryptography and Security · Computer Science 2025-01-29 Wenjie Qu , Wengrui Zheng , Tianyang Tao , Dong Yin , Yanze Jiang , Zhihua Tian , Wei Zou , Jinyuan Jia , Jiaheng Zhang

Generative AI models, specifically large language models (LLMs), have made strides towards the long-standing goal of text-to-code generation. This progress has invited numerous studies of user interaction. However, less is known about the…

Human-Computer Interaction · Computer Science 2024-07-09 Sydney Nguyen , Hannah McLean Babe , Yangtian Zi , Arjun Guha , Carolyn Jane Anderson , Molly Q Feldman

Large language models (LLMs) require frequent knowledge updates to reflect changing facts and mitigate hallucinations. To meet this demand, lifelong knowledge editing has emerged as a continual approach to modify specific pieces of…

Artificial Intelligence · Computer Science 2026-04-22 Dahyun Jung , Jaewook Lee , Heuiseok Lim

The Large Language Model (LLM) watermark is a newly emerging technique that shows promise in addressing concerns surrounding LLM copyright, monitoring AI-generated text, and preventing its misuse. The LLM watermark scheme commonly includes…

Cryptography and Security · Computer Science 2024-05-31 Zhaoxi Zhang , Xiaomei Zhang , Yanjun Zhang , Leo Yu Zhang , Chao Chen , Shengshan Hu , Asif Gill , Shirui Pan

Motivated by the problem of detecting AI-generated text, we consider the problem of watermarking the output of language models with provable guarantees. We aim for watermarks which satisfy: (a) undetectability, a cryptographic notion…

Cryptography and Security · Computer Science 2025-05-29 Noah Golowich , Ankur Moitra