activity
20182023
most citedBadNL: Backdoor Attacks against NLP Models with Semantic-preserving Improvements

190 citations · 451 across the 12 of their papers we have counts for

collaborators

15 papers

cs.CL2023

Deconstructing Classifiers: Towards A Data Reconstruction Attack Against Text Classification Models

Adel Elmahdy, Ahmed Salem

Natural language processing (NLP) models have become increasingly popular in real-world applications, such as text classification. However, they are vulnerable to privacy attacks,…

cs.CR2023

Two-in-One: A Model Hijacking Attack Against Text Generation Models

Wai Man Si, Michael Backes, Yang Zhang +1

Machine learning has progressed significantly in various applications ranging from face recognition to text generation. However, its success has been accompanied by different attac…

cs.LG2023★ 13 cited

Analyzing Leakage of Personally Identifiable Information in Language Models

Nils Lukas, Ahmed Salem, Robert Sim +3

Language Models (LMs) have been shown to leak information about training data through sentence-level membership inference and reconstruction attacks. Understanding the risk of LMs…

cs.LG2022★ 4 cited

SoK: Let the Privacy Games Begin! A Unified Treatment of Data Inference Privacy in Machine Learning

Ahmed Salem, Giovanni Cherubin, David Evans +5

Deploying machine learning models in production may allow adversaries to infer sensitive information about training data. There is a vast literature analyzing different types of in…

cs.CR2022

UnGANable: Defending Against GAN-based Face Manipulation

Zheng Li, Ning Yu, Ahmed Salem +3

Deepfakes pose severe threats of visual misinformation to our society. One representative deepfake application is face manipulation that modifies a victim's facial attributes in an…

cs.LG2022★ 10 cited

Bayesian Estimation of Differential Privacy

Santiago Zanella-Béguelin, Lukas Wutschitz, Shruti Tople +6

Algorithms such as Differentially Private SGD enable training machine learning models with formal privacy guarantees. However, there is a discrepancy between the protection that su…