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With the application of vertical domain pre-trained language models (VPLMs) in specialized fields such as medical, finance, and law, model parameters and inference capabilities have become important digital assets. Achieving traceable…

Cryptography and Security · Computer Science 2026-05-05 Cong Kong , Xin Cheng , Zhaoxia Yin , Shuai Li , Jie Zhang , Weiming Zhang

Model merging is a promising lightweight model empowerment technique that does not rely on expensive computing devices (e.g., GPUs) or require the collection of specific training data. Instead, it involves editing different upstream model…

Cryptography and Security · Computer Science 2024-11-05 Tianshuo Cong , Delong Ran , Zesen Liu , Xinlei He , Jinyuan Liu , Yichen Gong , Qi Li , Anyu Wang , Xiaoyun Wang

Triggerable watermarking enables model owners to assert ownership against model extraction attacks. However, most existing approaches require additional training, which limits post-deployment flexibility, and the lack of clear theoretical…

Cryptography and Security · Computer Science 2026-01-22 Yixiao Xu , Binxing Fang , Rui Wang , Yinghai Zhou , Yuan Liu , Mohan Li , Zhihong Tian

Many deployed learned models are black boxes: given input, returns output. Internal information about the model, such as the architecture, optimisation procedure, or training data, is not disclosed explicitly as it might contain proprietary…

Machine Learning · Statistics 2018-02-15 Seong Joon Oh , Max Augustin , Bernt Schiele , Mario Fritz

Security verification of communication protocols in industrial and safety-critical systems is challenging because implementations are often proprietary, accessible only as black boxes, and too complex for manual modeling. As a result,…

Cryptography and Security · Computer Science 2026-03-02 Stefan Marksteiner , Mikael Sjödin , Marjan Sirjani

Due to the distributed nature of Federated Learning (FL) systems, each local client has access to the global model, which poses a critical risk of model leakage. Existing works have explored injecting watermarks into local models to enable…

Cryptography and Security · Computer Science 2026-02-10 Jiahao Xu , Rui Hu , Olivera Kotevska , Zikai Zhang

Generative code models (GCMs) significantly enhance development efficiency through automated code generation and code summarization. However, building and training these models require computational resources and time, necessitating…

Cryptography and Security · Computer Science 2025-07-01 Haoxuan Li , Jiale Zhang , Xiaobing Sun , Xiapu Luo

Self-supervised learning is an emerging machine learning paradigm. Compared to supervised learning which leverages high-quality labeled datasets, self-supervised learning relies on unlabeled datasets to pre-train powerful encoders which can…

Cryptography and Security · Computer Science 2022-09-02 Tianshuo Cong , Xinlei He , Yang Zhang

To mitigate the potential harms of Large Language Models (LLMs)generated text, researchers have proposed watermarking, a process of embedding detectable signals within text. With watermarking, we can always accurately detect LLM-generated…

Computation and Language · Computer Science 2025-11-19 William Guo , Adaku Uchendu , Ana Smith

Digital image watermarking is the process of embedding and extracting watermark covertly on a carrier image. Incorporating deep learning networks with image watermarking has attracted increasing attention during recent years. However,…

Multimedia · Computer Science 2020-07-07 Xin Zhong , Frank Y. Shih

Watermarking is a commonly used strategy to protect creators' rights to digital images, videos and audio. Recently, watermarking methods have been extended to deep learning models -- in principle, the watermark should be preserved when an…

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

Large Language Models (LLMs) have experienced rapid advancements, with applications spanning a wide range of fields, including sentiment classification, review generation, and question answering. Due to their efficiency and versatility,…

Cryptography and Security · Computer Science 2025-06-17 Yugeng Liu , Tianshuo Cong , Michael Backes , Zheng Li , Yang Zhang

Copyright protection for deep neural networks (DNNs) is an urgent need for AI corporations. To trace illegally distributed model copies, DNN watermarking is an emerging technique for embedding and verifying secret identity messages in the…

Cryptography and Security · Computer Science 2023-03-20 Yifan Yan , Xudong Pan , Mi Zhang , Min Yang

In recent years, there has been significant advancement in the field of model watermarking techniques. However, the protection of image-processing neural networks remains a challenge, with only a limited number of methods being developed.…

Cryptography and Security · Computer Science 2023-02-20 Huajie Chen , Tianqing Zhu , Chi Liu , Shui Yu , Wanlei Zhou

Model fragile watermarking, inspired by both the field of adversarial attacks on neural networks and traditional multimedia fragile watermarking, has gradually emerged as a potent tool for detecting tampering, and has witnessed rapid…

Cryptography and Security · Computer Science 2024-08-15 Zhenzhe Gao , Yu Cheng , Zhaoxia Yin

Physical design watermarking on contemporary integrated circuit (IC) layout encodes signatures without considering the dense connections and design constraints, which could lead to performance degradation on the watermarked products. This…

Cryptography and Security · Computer Science 2025-03-14 Ruisi Zhang , Rachel Selina Rajarathnam , David Z. Pan , Farinaz Koushanfar

Deep learning models have achieved unprecedented performance in the domain of object detection, resulting in breakthroughs in areas such as autonomous driving and security. However, deep learning models are vulnerable to backdoor attacks.…

Computer Vision and Pattern Recognition · Computer Science 2024-06-05 Jeongjin Shin

Federated graph learning (FedGL) is an emerging learning paradigm to collaboratively train graph data from various clients. However, during the development and deployment of FedGL models, they are susceptible to illegal copying and model…

Cryptography and Security · Computer Science 2024-10-24 Yuxin Yang , Qiang Li , Yuan Hong , Binghui Wang

Training machine learning (ML) models is expensive in terms of computational power, amounts of labeled data and human expertise. Thus, ML models constitute intellectual property (IP) and business value for their owners. Embedding digital…

Cryptography and Security · Computer Science 2021-07-19 Sebastian Szyller , Buse Gul Atli , Samuel Marchal , N. Asokan