collaborators

7 papers

cs.CR2025

Adversarial Text Generation with Dynamic Contextual Perturbation

Hetvi Waghela, Jaydip Sen, Sneha Rakshit +1

Adversarial attacks on Natural Language Processing (NLP) models expose vulnerabilities by introducing subtle perturbations to input text, often leading to misclassification while m…

cs.CR2024

Adversarial Robustness through Dynamic Ensemble Learning

Hetvi Waghela, Jaydip Sen, Sneha Rakshit

Adversarial attacks pose a significant threat to the reliability of pre-trained language models (PLMs) such as GPT, BERT, RoBERTa, and T5. This paper presents Adversarial Robustnes…

cs.CR2024

Robust Image Classification: Defensive Strategies against FGSM and PGD Adversarial Attacks

Hetvi Waghela, Jaydip Sen, Sneha Rakshit

Adversarial attacks, particularly the Fast Gradient Sign Method (FGSM) and Projected Gradient Descent (PGD) pose significant threats to the robustness of deep learning models in im…

cs.CR2024

Privacy in Federated Learning

Jaydip Sen, Hetvi Waghela, Sneha Rakshit

Federated Learning (FL) represents a significant advancement in distributed machine learning, enabling multiple participants to collaboratively train models without sharing raw dat…

cs.LG2024

Enhancing Adversarial Text Attacks on BERT Models with Projected Gradient Descent

Hetvi Waghela, Jaydip Sen, Sneha Rakshit

Adversarial attacks against deep learning models represent a major threat to the security and reliability of natural language processing (NLP) systems. In this paper, we propose a…

cs.CR2024

Saliency Attention and Semantic Similarity-Driven Adversarial Perturbation

Hetvi Waghela, Jaydip Sen, Sneha Rakshit

In this paper, we introduce an enhanced textual adversarial attack method, known as Saliency Attention and Semantic Similarity driven adversarial Perturbation (SASSP). The proposed…