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Federated Learning (FL) is an emerging distributed machine learning paradigm enabling multiple clients to train a global model collaboratively without sharing their raw data. While FL enhances data privacy by design, it remains vulnerable…

Deep networks have produced significant gains for various visual recognition problems, leading to high impact academic and commercial applications. Recent work in deep networks highlighted that it is easy to generate images that humans…

Computer Vision and Pattern Recognition · Computer Science 2015-11-20 Abhijit Bendale , Terrance Boult

Research in face recognition has seen tremendous growth over the past couple of decades. Beginning from algorithms capable of performing recognition in constrained environments, the current face recognition systems achieve very high…

Computer Vision and Pattern Recognition · Computer Science 2018-11-22 Maneet Singh , Richa Singh , Mayank Vatsa , Nalini Ratha , Rama Chellappa

Today, computer systems hold large amounts of personal data. Yet while such an abundance of data allows breakthroughs in artificial intelligence, and especially machine learning (ML), its existence can be a threat to user privacy, and it…

Deepfakes, synthetic media created using advanced AI techniques, pose a growing threat to information integrity, particularly in politically sensitive contexts. This challenge is amplified by the increasing realism of modern generative…

Computer Vision and Pattern Recognition · Computer Science 2025-10-08 Victor Livernoche , Akshatha Arodi , Andreea Musulan , Zachary Yang , Adam Salvail , Gaétan Marceau Caron , Jean-François Godbout , Reihaneh Rabbany

Using dispersed data and training, federated learning (FL) moves AI capabilities to edge devices or does tasks locally. Many consider FL the start of a new era in AI, yet it is still immature. FL has not garnered the community's trust since…

Cryptography and Security · Computer Science 2024-03-12 Ghazaleh Shirvani , Saeid Ghasemshirazi , Behzad Beigzadeh

Automatic face recognition is a research area with high popularity. Many different face recognition algorithms have been proposed in the last thirty years of intensive research in the field. With the popularity of deep learning and its…

Computer Vision and Pattern Recognition · Computer Science 2022-08-10 Tiago de Freitas Pereira , Dominic Schmidli , Yu Linghu , Xinyi Zhang , Sébastien Marcel , Manuel Günther

We present Facade (Fast and Accurate Contextual Anomaly DEtection): a high-precision deep-learning-based anomaly detection system deployed at Google (a large technology company) as the last line of defense against insider threats since…

The rapid rise of IoT and Big Data has facilitated copious data driven applications to enhance our quality of life. However, the omnipresent and all-encompassing nature of the data collection can generate privacy concerns. Hence, there is a…

Machine Learning · Computer Science 2021-09-09 Mert Al , Semih Yagli , Sun-Yuan Kung

Deep learning has transformed AI applications but faces critical security challenges, including adversarial attacks, data poisoning, model theft, and privacy leakage. This survey examines these vulnerabilities, detailing their mechanisms…

We demonstrate that modern image recognition methods based on artificial neural networks can recover hidden information from images protected by various forms of obfuscation. The obfuscation techniques considered in this paper are mosaicing…

Cryptography and Security · Computer Science 2016-09-08 Richard McPherson , Reza Shokri , Vitaly Shmatikov

Recent advancements in deep learning have revolutionized technology and security measures, necessitating robust identification methods. Biometric approaches, leveraging personalized characteristics, offer a promising solution. However, Face…

Computer Vision and Pattern Recognition · Computer Science 2024-02-23 Iurii Medvedev , Nuno Gonçalves

Face recognition (FR) technologies are increasingly used to power large-scale image retrieval systems, raising serious privacy concerns. Services like Clearview AI and PimEyes allow anyone to upload a facial photo and retrieve a large…

Computer Vision and Pattern Recognition · Computer Science 2025-08-05 Ziling Wang , Shuya Yang , Jialin Lu , Ka-Ho Chow

Facial recognition models are increasingly employed by commercial enterprises, government agencies, and cloud service providers for identity verification, consumer services, and surveillance. These models are often trained using vast…

Computer Vision and Pattern Recognition · Computer Science 2025-01-16 Chen Chen , Mengyuan Sun , Xueluan Gong , Yanjiao Chen , Qian Wang

The success of deep learning based face recognition systems has given rise to serious privacy concerns due to their ability to enable unauthorized tracking of users in the digital world. Existing methods for enhancing privacy fail to…

Computer Vision and Pattern Recognition · Computer Science 2023-06-21 Fahad Shamshad , Muzammal Naseer , Karthik Nandakumar

Data privacy has emerged as an important issue as data-driven deep learning has been an essential component of modern machine learning systems. For instance, there could be a potential privacy risk of machine learning systems via the model…

Machine Learning · Computer Science 2019-11-25 Taihong Xiao , Yi-Hsuan Tsai , Kihyuk Sohn , Manmohan Chandraker , Ming-Hsuan Yang

With the wide application of face recognition systems, there is rising concern that original face images could be exposed to malicious intents and consequently cause personal privacy breaches. This paper presents DuetFace, a novel…

Computer Vision and Pattern Recognition · Computer Science 2022-07-18 Yuxi Mi , Yuge Huang , Jiazhen Ji , Hongquan Liu , Xingkun Xu , Shouhong Ding , Shuigeng Zhou

Deep learning models are being integrated into a wide range of high-impact, security-critical systems, from self-driving cars to medical diagnosis. However, recent research has demonstrated that many of these deep learning architectures are…

Computer Vision and Pattern Recognition · Computer Science 2020-11-17 Scott Freitas , Shang-Tse Chen , Zijie J. Wang , Duen Horng Chau

As Facial Recognition System(FRS) is widely applied in areas such as access control and mobile payments due to its convenience and high accuracy. The security of facial recognition is also highly regarded. The Face anti-spoofing system(FAS)…

Computer Vision and Pattern Recognition · Computer Science 2023-08-10 Qiushi Guo

To protect privacy and prevent malicious use of deepfake, current studies propose methods that interfere with the generation process, such as detection and destruction approaches. However, these methods suffer from sub-optimal…

Computer Vision and Pattern Recognition · Computer Science 2023-03-07 Gido Kato , Yoshihiro Fukuhara , Mariko Isogawa , Hideki Tsunashima , Hirokatsu Kataoka , Shigeo Morishima