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Watermarking for large language models (LLMs) offers a promising approach to identifying AI-generated text. Existing approaches, however, either compromise the distribution of original generated text by LLMs or are limited to embedding…

Cryptography and Security · Computer Science 2025-06-09 Ya Jiang , Chuxiong Wu , Massieh Kordi Boroujeny , Brian Mark , Kai Zeng

Watermarking generative-AI systems, such as LLMs, has gained considerable interest, driven by their enhanced capabilities across a wide range of tasks. Although current approaches have demonstrated that small, context-dependent shifts in…

Computation and Language · Computer Science 2024-03-29 Piotr Molenda , Adian Liusie , Mark J. F. Gales

Watermarking acts as a critical safeguard in text generated by Large Language Models (LLMs). By embedding identifiable signals into model outputs, watermarking enables reliable attribution and enhances the security of machine-generated…

Computation and Language · Computer Science 2026-05-29 Yukang Lin , Jiahao Shao , Shuoran Jiang , Wentao Zhu , Bingjie Lu , Xiangping Wu , Joanna Siebert , Qingcai Chen

Watermarking enables GenAI providers to verify whether content was generated by their models. A watermark is a hidden signal in the content, whose presence can be detected using a secret watermark key. A core security threat are forgery…

Cryptography and Security · Computer Science 2026-05-12 Toluwani Aremu , Noor Hussein , Munachiso Nwadike , Samuele Poppi , Jie Zhang , Karthik Nandakumar , Neil Gong , Nils Lukas

Watermarking embeds information into digital content like images, audio, or text, imperceptible to humans but robustly detectable by specific algorithms. This technology has important applications in many challenges of the industry such as…

Cryptography and Security · Computer Science 2025-02-11 Pierre Fernandez

Digital watermarks can be embedded into AI-generated content (AIGC) by initializing the generation process with starting points sampled from a secret distribution. When combined with pseudorandom error-correcting codes, such watermarked…

Cryptography and Security · Computer Science 2025-11-13 De Zhang Lee , Han Fang , Hanyi Wang , Ee-Chien Chang

Watermarking has recently emerged as a crucial tool for protecting the intellectual property of generative models and for distinguishing AI-generated content from human-generated data. Despite its practical success, most existing…

Methodology · Statistics 2025-12-08 Hengzhi He , Shirong Xu , Alexander Nemecek , Jiping Li , Erman Ayday , Guang Cheng

Watermarking the outputs of generative models has emerged as a promising approach for tracking their provenance. Despite significant interest in autoregressive image generation models and their potential for misuse, no prior work has…

Machine Learning · Computer Science 2025-10-24 Nikola Jovanović , Ismail Labiad , Tomáš Souček , Martin Vechev , Pierre Fernandez

In the present-day scenario, Large Language Models (LLMs) are establishing their presence as powerful instruments permeating various sectors of society. While their utility offers valuable support to individuals, there are multiple concerns…

Computation and Language · Computer Science 2025-07-01 Badr Youbi Idrissi , Monica Millunzi , Amelia Sorrenti , Lorenzo Baraldi , Daryna Dementieva

Rapid advancements in video diffusion models have enabled the creation of realistic videos, raising concerns about unauthorized use and driving the demand for techniques to protect model ownership. Existing watermarking methods, while…

Computer Vision and Pattern Recognition · Computer Science 2025-03-31 MinHyuk Jang , Youngdong Jang , JaeHyeok Lee , Feng Yang , Gyeongrok Oh , Jongheon Jeong , Sangpil Kim

Verifying the authenticity of AI-generated text has become increasingly important with the rapid advancement of large language models, and unbiased watermarking has emerged as a promising approach due to its ability to preserve output…

Cryptography and Security · Computer Science 2025-09-30 Yihan Wu , Xuehao Cui , Ruibo Chen , Heng Huang

The proliferation of generative image models has revolutionized AIGC creation while amplifying concerns over content provenance and manipulation forensics. Existing methods are typically either unable to localize tampering or restricted to…

Cryptography and Security · Computer Science 2026-01-22 Zhenliang Gan , Chunya Liu , Yichao Tang , Binghao Wang , Shiwen Cui , Weiqiang Wang , Xinpeng Zhang

Embedding watermarks into the output of generative models is essential for establishing copyright and verifiable ownership over the generated content. Emerging diffusion model watermarking methods either embed watermarks in the frequency…

Image and Video Processing · Electrical Eng. & Systems 2025-02-18 Yunzhuo Chen , Jordan Vice , Naveed Akhtar , Nur Al Hasan Haldar , Ajmal Mian

To mitigate potential risks associated with language models, recent AI detection research proposes incorporating watermarks into machine-generated text through random vocabulary restrictions and utilizing this information for detection.…

Computation and Language · Computer Science 2024-02-14 Yu Fu , Deyi Xiong , Yue Dong

Invisible watermarking of AI-generated images can help with copyright protection, enabling detection and identification of AI-generated media. In this work, we present a novel approach to watermark images of T2I Latent Diffusion Models…

Computer Vision and Pattern Recognition · Computer Science 2025-03-18 Naresh Kumar Devulapally , Mingzhen Huang , Vishal Asnani , Shruti Agarwal , Siwei Lyu , Vishnu Suresh Lokhande

The recent explosion of high-quality language models has necessitated new methods for identifying AI-generated text. Watermarking is a leading solution and could prove to be an essential tool in the age of generative AI. Existing approaches…

Cryptography and Security · Computer Science 2024-10-25 Miranda Christ , Sam Gunn , Tal Malkin , Mariana Raykova

This paper introduces a novel problem, distributional information embedding, motivated by the practical demands of multi-bit watermarking for large language models (LLMs). Unlike traditional information embedding, which embeds information…

Cryptography and Security · Computer Science 2025-07-03 Haiyun He , Yepeng Liu , Ziqiao Wang , Yongyi Mao , Yuheng Bu

Watermarking has emerged as a pivotal solution for content traceability and intellectual property protection in Large Vision-Language Models (LVLMs). However, vision-agnostic watermarks may introduce visually irrelevant tokens and disrupt…

Computer Vision and Pattern Recognition · Computer Science 2026-02-11 Yue Li , Xin Yi , Dongsheng Shi , Yongyi Cui , Gerard de Melo , Linlin Wang

In the expanding field of generative artificial intelligence, integrating robust watermarking technologies is essential to protect intellectual property and maintain content authenticity. Traditionally, watermarking techniques have been…

Machine Learning · Computer Science 2024-10-15 Renyi Yang

Generation-time text watermarking embeds statistical signals into text for traceability of AI-generated content. We explore *post-hoc watermarking* where an LLM rewrites existing text while applying generation-time watermarking, to protect…