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Related papers: FLAT: Latent-Driven Arbitrary-Target Backdoor Atta…

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Personalized federated learning (PFL) creates client-specific models to handle data heterogeneity. Previously, PFL has been shown to be naturally resistant to backdoor attack propagation across clients. In this work, we reveal that PFL…

Cryptography and Security · Computer Science 2026-02-24 Nahom Birhan , Daniel Wesego , Dereje Shenkut , Frank Liu , Daniel Takabi

Federated Learning (FL) is a distributed machine learning diagram that enables multiple clients to collaboratively train a global model without sharing their private local data. However, FL systems are vulnerable to attacks that are…

Machine Learning · Computer Science 2024-08-20 Qilei Li , Ahmed M. Abdelmoniem

Recent work has shown that language models' refusal behavior is primarily encoded in a single direction in their latent space, making it vulnerable to targeted attacks. Although Latent Adversarial Training (LAT) attempts to improve…

Computation and Language · Computer Science 2025-04-29 Alexandra Abbas , Nora Petrova , Helios Ael Lyons , Natalia Perez-Campanero

Federated Learning (FL) as a distributed learning paradigm that aggregates information from diverse clients to train a shared global model, has demonstrated great success. However, malicious clients can perform poisoning attacks and model…

Machine Learning · Computer Science 2021-06-16 Chulin Xie , Minghao Chen , Pin-Yu Chen , Bo Li

Federated learning enables training high-utility models across several clients without directly sharing their private data. As a downside, the federated setting makes the model vulnerable to various adversarial attacks in the presence of…

Machine Learning · Computer Science 2024-03-12 Xiaoyang Wang , Dimitrios Dimitriadis , Sanmi Koyejo , Shruti Tople

Adversarial Training (AT) is crucial for obtaining deep neural networks that are robust to adversarial attacks, yet recent works found that it could also make models more vulnerable to privacy attacks. In this work, we further reveal this…

Machine Learning · Computer Science 2022-02-23 Jingyang Zhang , Yiran Chen , Hai Li

Advanced Persistent Threat (APT) attacks are highly sophisticated and employ a multitude of advanced methods and techniques to target organizations and steal sensitive and confidential information. APT attacks consist of multiple stages and…

Cryptography and Security · Computer Science 2023-09-18 Huynh Thai Thi , Ngo Duc Hoang Son , Phan The Duy , Nghi Hoang Khoa , Khoa Ngo-Khanh , Van-Hau Pham

Federated Learning (FL) offers collaborative model training without data sharing but is vulnerable to backdoor attacks, where poisoned model weights lead to compromised system integrity. Existing countermeasures, primarily based on anomaly…

Cryptography and Security · Computer Science 2023-12-11 Hao Yu , Chuan Ma , Meng Liu , Tianyu Du , Ming Ding , Tao Xiang , Shouling Ji , Xinwang Liu

The rapid expansion of the Internet of Things (IoT) and Industrial IoT (IIoT) has created a massive, heterogeneous attack surface that challenges traditional network security mechanisms. While Federated Learning (FL) offers a…

Machine Learning · Computer Science 2026-05-08 Iason Ofeidis , Nikos Papadis , Randeep Bhatia , Leandros Tassiulas , TV Lakshman

In a federated learning (FL) system, decentralized data owners (clients) could upload their locally trained models to a central server, to jointly train a global model. Malicious clients may plant backdoors into the global model through…

Cryptography and Security · Computer Science 2024-06-03 Songze Li , Yanbo Dai

Federated learning is particularly susceptible to model poisoning and backdoor attacks because individual users have direct control over the training data and model updates. At the same time, the attack power of an individual user is…

Machine Learning · Computer Science 2022-10-18 Yuxin Wen , Jonas Geiping , Liam Fowl , Hossein Souri , Rama Chellappa , Micah Goldblum , Tom Goldstein

Federated Learning (FL) has emerged as a promising approach to address data privacy and confidentiality concerns by allowing multiple participants to construct a shared model without centralizing sensitive data. However, this decentralized…

Cryptography and Security · Computer Science 2023-07-25 Jahid Hasan

This paper investigates the vulnerability of spiking neural networks (SNNs) and federated learning (FL) to backdoor attacks using neuromorphic data. Despite the efficiency of SNNs and the privacy advantages of FL, particularly in…

Cryptography and Security · Computer Science 2024-02-06 Gorka Abad , Stjepan Picek , Aitor Urbieta

Federated Learning remains highly susceptible to backdoor attacks--malicious clients inject targeted behaviours into the global model. Existing defenses suffer from substantial false-positive rates under realistic non-independent and…

Cryptography and Security · Computer Science 2026-05-13 Fatima Z. Abacha , Sin G. Teo , Yuanxiang Wu , Lucas C. Cordeiro , Mustafa A. Mustafa

Prototype-based federated learning (PFL) has emerged as a promising paradigm to address data heterogeneity problems in federated learning, as it leverages mean feature vectors as prototypes to enhance model generalization. However, its…

Machine Learning · Computer Science 2025-09-17 Honghong Zeng , Jiong Lou , Zhe Wang , Hefeng Zhou , Chentao Wu , Wei Zhao , Jie Li

Federated learning (FL), integrating group fairness mechanisms, allows multiple clients to collaboratively train a global model that makes unbiased decisions for different populations grouped by sensitive attributes (e.g., gender and race).…

Machine Learning · Computer Science 2025-10-10 Jiashi Gao , Ziwei Wang , Xiangyu Zhao , Xinming Shi , Xin Yao , Xuetao Wei

In recent years, the neural network backdoor hidden in the parameters of the federated learning model has been proved to have great security risks. Considering the characteristics of trigger generation, data poisoning and model training in…

Machine Learning · Computer Science 2024-04-23 Rong Wang , Guichen Zhou , Mingjun Gao , Yunpeng Xiao

Federated Learning (FL) is a paradigm in Machine Learning (ML) that addresses data privacy, security, access rights and access to heterogeneous information issues by training a global model using distributed nodes. Despite its advantages,…

Cryptography and Security · Computer Science 2022-01-19 Ranwa Al Mallah , David Lopez , Godwin Badu Marfo , Bilal Farooq

Generating high-quality textual adversarial examples is critical for investigating the pitfalls of natural language processing (NLP) models and further promoting their robustness. Existing attacks are usually realized through word-level or…

Computation and Language · Computer Science 2022-05-25 Yibin Lei , Yu Cao , Dianqi Li , Tianyi Zhou , Meng Fang , Mykola Pechenizkiy

In terms of artificial intelligence, there are several security and privacy deficiencies in the traditional centralized training methods of machine learning models by a server. To address this limitation, federated learning (FL) has been…

Cryptography and Security · Computer Science 2022-11-29 Yao Chen , Yijie Gui , Hong Lin , Wensheng Gan , Yongdong Wu