Search Results for author: Hanbin Hong

Found 6 papers, 0 papers with code

Certifying Adapters: Enabling and Enhancing the Certification of Classifier Adversarial Robustness

no code implementations25 May 2024 Jieren Deng, Hanbin Hong, Aaron Palmer, Xin Zhou, Jinbo Bi, Kaleel Mahmood, Yuan Hong, Derek Aguiar

Randomized smoothing has become a leading method for achieving certified robustness in deep classifiers against l_{p}-norm adversarial perturbations.

Adversarial Robustness Data Augmentation

Text-CRS: A Generalized Certified Robustness Framework against Textual Adversarial Attacks

no code implementations31 Jul 2023 Xinyu Zhang, Hanbin Hong, Yuan Hong, Peng Huang, Binghui Wang, Zhongjie Ba, Kui Ren

The language models, especially the basic text classification models, have been shown to be susceptible to textual adversarial attacks such as synonym substitution and word insertion attacks.

text-classification Text Classification

Certifiable Black-Box Attack: Ensuring Provably Successful Attack for Adversarial Examples

no code implementations10 Apr 2023 Hanbin Hong, Yuan Hong

To craft the adversarial examples with the certifiable attack success rate (CASR) guarantee, we design several novel techniques, including a randomized query method to query the target model, an initialization method with smoothed self-supervised perturbation to derive certifiable adversarial examples, and a geometric shifting method to reduce the perturbation size of the certifiable adversarial examples for better imperceptibility.

UniCR: Universally Approximated Certified Robustness via Randomized Smoothing

no code implementations5 Jul 2022 Hanbin Hong, Binghui Wang, Yuan Hong

We study certified robustness of machine learning classifiers against adversarial perturbations.

An Eye for an Eye: Defending against Gradient-based Attacks with Gradients

no code implementations2 Feb 2022 Hanbin Hong, Yuan Hong, Yu Kong

In this paper, we show that the gradients can also be exploited as a powerful weapon to defend against adversarial attacks.

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