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Diffusion models have been widely studied for removing unsafe content learned during pre-training. Existing methods require expensive supervised data, either unsafe-text paired with safe-image groundtruth or negative/positive image pairs,…

计算机视觉与模式识别 · 计算机科学 2026-05-19 Komal Kumar , Ankan Deria , Abhishek Basu , Fahad Shamshad , Hisham Cholakkal , Karthik Nandakumar

The rapid progress in generative models has given rise to the critical task of AI-Generated Content Stealth (AIGC-S), which aims to create AI-generated images that can evade both forensic detectors and human inspection. This task is crucial…

计算机视觉与模式识别 · 计算机科学 2024-08-13 Ziyin Zhou , Ke Sun , Zhongxi Chen , Huafeng Kuang , Xiaoshuai Sun , Rongrong Ji

Large language models trained on web-scale data can memorize private or sensitive knowledge, raising significant privacy risks. Although some unlearning methods mitigate these risks, they remain vulnerable to "relearning" during subsequent…

机器学习 · 计算机科学 2026-03-05 Nakyeong Yang , Dong-Kyum Kim , Jea Kwon , Minsung Kim , Kyomin Jung , Meeyoung Cha

Text-to-image (T2I) diffusion models have the ability to build high-quality pictures from text prompts, but they pose safety concerns because they can generate offensive or disturbing imagery when provided with harmful inputs. Existing…

计算机视觉与模式识别 · 计算机科学 2026-05-05 Chi Zhang , Changjia Zhu , Xiaowen Li , Yao Liu , Zhuo Lu

Adversarial examples have revealed the vulnerability of deep learning models and raised serious concerns about information security. The transfer-based attack is a hot topic in black-box attacks that are practical to real-world scenarios…

计算机视觉与模式识别 · 计算机科学 2025-05-07 Jian-Wei Li , Wen-Ze Shao

Although text-to-image diffusion models exhibit remarkable generative power, concept erasure techniques are essential for their safe deployment to prevent the creation of harmful content. This has fostered a dynamic interplay between the…

计算机视觉与模式识别 · 计算机科学 2026-03-19 Qianlong Xiang , Miao Zhang , Haoyu Zhang , Kun Wang , Junhui Hou , Liqiang Nie

Deep neural networks for image classification are well-known to be vulnerable to adversarial attacks. One such attack that has garnered recent attention is the adversarial backdoor attack, which has demonstrated the capability to perform…

密码学与安全 · 计算机科学 2022-06-09 Glenn Dawson , Muhammad Umer , Robi Polikar

Federated Learning (FL) has emerged as a leading paradigm for privacy-preserving distributed machine learning, yet the distributed nature of FL introduces unique security challenges, notably the threat of backdoor attacks. Existing backdoor…

密码学与安全 · 计算机科学 2025-06-27 Chengcheng Zhu , Ye Li , Bosen Rao , Jiale Zhang , Yunlong Mao , Sheng Zhong

Large Language Models (LLMs) inevitably memorize sensitive information during training, posing significant privacy risks. Machine unlearning has emerged as a promising solution to selectively remove such information without full retraining.…

机器学习 · 计算机科学 2026-04-02 Yuze Wang , Yujia Tong , Xuan Liu , Junhao Dong

Black-box adversarial attacks remain challenging due to limited access to model internals. Existing methods often depend on specific network architectures or require numerous queries, resulting in limited cross-architecture transferability…

机器学习 · 计算机科学 2025-09-24 Yang Li , Chenyu Wang , Tingrui Wang , Yongwei Wang , Haonan Li , Zhunga Liu , Quan Pan

Diffusion models (DMs) have revolutionized data generation, particularly in text-to-image (T2I) synthesis. However, the widespread use of personalized generative models raises significant concerns regarding privacy violations and copyright…

计算机视觉与模式识别 · 计算机科学 2025-02-25 Xinwei Liu , Xiaojun Jia , Yuan Xun , Hua Zhang , Xiaochun Cao

Recently, self-supervised learning (SSL) was shown to be vulnerable to patch-based data poisoning backdoor attacks. It was shown that an adversary can poison a small part of the unlabeled data so that when a victim trains an SSL model on…

计算机视觉与模式识别 · 计算机科学 2023-04-05 Ajinkya Tejankar , Maziar Sanjabi , Qifan Wang , Sinong Wang , Hamed Firooz , Hamed Pirsiavash , Liang Tan

Although recent personalization methods have democratized high-resolution image synthesis by enabling swift concept acquisition with minimal examples and lightweight computation, they also present an exploitable avenue for high accessible…

计算机视觉与模式识别 · 计算机科学 2023-12-21 Yihao Huang , Felix Juefei-Xu , Qing Guo , Jie Zhang , Yutong Wu , Ming Hu , Tianlin Li , Geguang Pu , Yang Liu

Text-conditioned image generation models have recently achieved astonishing results in image quality and text alignment and are consequently employed in a fast-growing number of applications. Since they are highly data-driven, relying on…

计算机视觉与模式识别 · 计算机科学 2023-04-27 Patrick Schramowski , Manuel Brack , Björn Deiseroth , Kristian Kersting

Given the need to evaluate the robustness of face recognition (FR) models, many efforts have focused on adversarial patch attacks that mislead FR models by introducing localized perturbations. Impersonation attacks are a significant threat…

计算机视觉与模式识别 · 计算机科学 2025-02-28 Mingsi Wang , Shuaiyin Yao , Chang Yue , Lijie Zhang , Guozhu Meng

In recent years, there has been an explosive growth in multimodal learning. Image captioning, a classical multimodal task, has demonstrated promising applications and attracted extensive research attention. However, recent studies have…

密码学与安全 · 计算机科学 2024-06-11 Wenshu Fan , Hongwei Li , Wenbo Jiang , Meng Hao , Shui Yu , Xiao Zhang

Image anomaly detection (IAD) is essential in applications such as industrial inspection, medical imaging, and security. Despite the progress achieved with deep learning models like Deep Semi-Supervised Anomaly Detection (DeepSAD), these…

计算机视觉与模式识别 · 计算机科学 2024-12-19 He Cheng , Depeng Xu , Shuhan Yuan

In recent years there has been enormous interest in vision-language models trained using self-supervised objectives. However, the use of large-scale datasets scraped from the web for training also makes these models vulnerable to potential…

计算机视觉与模式识别 · 计算机科学 2024-11-26 Alvi Md Ishmam , Christopher Thomas

The recent advances in diffusion models (DMs) have revolutionized the generation of realistic and complex images. However, these models also introduce potential safety hazards, such as producing harmful content and infringing data…

计算机视觉与模式识别 · 计算机科学 2024-07-09 Yimeng Zhang , Jinghan Jia , Xin Chen , Aochuan Chen , Yihua Zhang , Jiancheng Liu , Ke Ding , Sijia Liu

Diffusion models are state-of-the-art deep learning generative models that are trained on the principle of learning forward and backward diffusion processes via the progressive addition of noise and denoising. In this paper, we aim to fool…

机器学习 · 计算机科学 2025-04-22 Orson Mengara