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The rapid growth of digital and AI-generated images has amplified the need for secure and verifiable methods of image attribution. While digital watermarking offers more robust protection than metadata-based approaches--which can be easily…

Cryptography and Security · Computer Science 2026-02-16 Tong Zhou , Ruyi Ding , Gaowen Liu , Charles Fleming , Ramana Rao Kompella , Yunsi Fei , Xiaolin Xu , Shaolei Ren

Generative artificial intelligence now synthesizes photorealistic imagery, audio, and video at a cost that defeats traditional forensic intuition. The legal consequences span three regimes studied so far in isolation: international…

Cryptography and Security · Computer Science 2026-05-21 Gustav Olaf Yunus Laitinen-Fredriksson Lundström-Imanov , Nurana Abdullayeva

We present the first in depth study on the robustness of existing watermarking techniques applied to code generated by large language models (LLMs). As LLMs increasingly contribute to software development, watermarking has emerged as a…

Cryptography and Security · Computer Science 2025-08-21 Tarun Suresh , Shubham Ugare , Gagandeep Singh , Sasa Misailovic

As AI advances, copyrighted content faces growing risk of unauthorized use, whether through model training or direct misuse. Building upon invisible adversarial perturbation, recent works developed copyright protections against specific AI…

Machine Learning · Computer Science 2025-06-04 Tianci Liu , Tong Yang , Quan Zhang , Qi Lei

Retrieval-Augmented Generation (RAG) has become an effective method for enhancing large language models (LLMs) with up-to-date knowledge. However, it poses a significant risk of IP infringement, as IP datasets may be incorporated into the…

Cryptography and Security · Computer Science 2025-02-18 Yepeng Liu , Xuandong Zhao , Dawn Song , Yuheng Bu

Many learning tasks require us to deal with graph data which contains rich relational information among elements, leading increasing graph neural network (GNN) models to be deployed in industrial products for improving the quality of…

Cryptography and Security · Computer Science 2023-01-18 Xiangyu Zhao , Hanzhou Wu , Xinpeng Zhang

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

Imperceptible digital watermarking is important in copyright protection, misinformation prevention, and responsible generative AI. We propose TrustMark - a GAN-based watermarking method with novel design in architecture and spatio-spectra…

Computer Vision and Pattern Recognition · Computer Science 2023-12-01 Tu Bui , Shruti Agarwal , John Collomosse

Although the recent advancement in generative models brings diverse advantages to society, it can also be abused with malicious purposes, such as fraud, defamation, and fake news. To prevent such cases, vigorous research is conducted to…

Computer Vision and Pattern Recognition · Computer Science 2022-03-08 Yonghyun Jeong , Doyeon Kim , Pyounggeon Kim , Youngmin Ro , Jongwon Choi

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

This paper presents a novel approach to deter unauthorized deepfakes and enable user tracking in generative models, even when the user has full access to the model parameters, by integrating key-based model authentication with watermarking…

Cryptography and Security · Computer Science 2024-09-24 Mayank Kumar Singh , Naoya Takahashi , Wei-Hsiang Liao , Yuki Mitsufuji

The impressive performances of Large Language Models (LLMs) and their immense potential for commercialization have given rise to serious concerns over the Intellectual Property (IP) of their training data. In particular, the synthetic texts…

Machine Learning · Computer Science 2024-09-26 Jingtan Wang , Xinyang Lu , Zitong Zhao , Zhongxiang Dai , Chuan-Sheng Foo , See-Kiong Ng , Bryan Kian Hsiang Low

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

Efficient knowledge injection methods for Large Language Models (LLMs), such as In-Context Learning, knowledge editing, and efficient parameter fine-tuning, significantly enhance model utility on downstream tasks. However, they also pose…

Cryptography and Security · Computer Science 2026-01-23 Ziwei Zhang , Juan Wen , Wanli Peng , Zhengxian Wu , Yinghan Zhou , Yiming Xue

Large text-to-image models have shown remarkable performance in synthesizing high-quality images. In particular, the subject-driven model makes it possible to personalize the image synthesis for a specific subject, e.g., a human face or an…

Computer Vision and Pattern Recognition · Computer Science 2023-06-14 Yihan Ma , Zhengyu Zhao , Xinlei He , Zheng Li , Michael Backes , Yang Zhang

The rapid proliferation of deep neural networks (DNNs) across several domains has led to increasing concerns regarding intellectual property (IP) protection and model misuse. Trained DNNs represent valuable assets, often developed through…

Cryptography and Security · Computer Science 2026-03-17 Sangeeth B , Serena Nicolazzo , Deepa K. , Vinod P

The rapid advancement of AI technology, particularly in generating AI-generated content (AIGC), has transformed numerous fields, e.g., art video generation, but also brings new risks, including the misuse of AI for misinformation and…

Cryptography and Security · Computer Science 2024-11-20 Kui Ren , Ziqi Yang , Li Lu , Jian Liu , Yiming Li , Jie Wan , Xiaodi Zhao , Xianheng Feng , Shuo Shao

Watermarks for AI-generated images are meant to support downstream decisions about provenance, manipulation, and trust. In the settings that motivate watermark removal, therefore, success means more than causing the watermark test to fail.…

Cryptography and Security · Computer Science 2026-05-12 Yevin Nikhel Goonatilake , Giuseppe Ateniese

Federated learning (FL) enables multiple clients to collaboratively train a shared global model while preserving the privacy of their local data. Within this paradigm, the intellectual property rights (IPR) of client models are critical…

Machine Learning · Computer Science 2025-11-18 Chen Gu , Yingying Sun , Yifan She , Donghui Hu

Nowadays, due to the breakthrough in natural language generation (NLG), including machine translation, document summarization, image captioning, etc NLG models have been encapsulated in cloud APIs to serve over half a billion people…

Cryptography and Security · Computer Science 2021-12-07 Xuanli He , Qiongkai Xu , Lingjuan Lyu , Fangzhao Wu , Chenguang Wang
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