activity
20212026
most citedA Low-Cost Attack against the hCaptcha System

13 citations · 23 across the 14 of their papers we have counts for

collaborators

15 papers

cs.CR2026

The Agent Clicks Approve: Injected Page Text Makes Browser Agents Authorize Access the Task Never Named

Md Imran Hossen

A browser agent that works in its user's signed-in session can be steered by a two-sentence note on a page it reads into approving a third party's access to the user's account. The…

cs.CR2026

ThermoCAPTCHA: Privacy-Preserving Human Verification with Farm-Resistant Traceable Tokens

Shovon Paul, Md Imran Hossen, Xiali Hei

CAPTCHAs remain a critical defense against automated abuse, yet modern systems suffer from well-known limitations in usability, accessibility, and resistance to increasingly capabl…

cs.LG2025

Unified Kernel-Segregated Transpose Convolution Operation

Vijay Srinivas Tida, Md Imran Hossen, Liqun Shan +3

The optimization of the transpose convolution layer for deep learning applications is achieved with the kernel segregation mechanism. However, kernel segregation has disadvantages,…

cs.CV2025

Differentially private fine-tuned NF-Net to predict GI cancer type

Sai Venkatesh Chilukoti, Imran Hossen Md, Liqun Shan +2

Based on global genomic status, the cancer tumor is classified as Microsatellite Instable (MSI) and Microsatellite Stable (MSS). Immunotherapy is used to diagnose MSI, whereas radi…

cs.SE2024

On the Adversarial Robustness of Instruction-Tuned Large Language Models for Code

Md Imran Hossen, Xiali Hei

The advent of instruction-tuned Large Language Models designed for coding tasks (Code LLMs) has transformed software engineering practices. However, their robustness against variou…

cs.CV2024★ 1 cited

Leveraging Pre-trained CNNs for Efficient Feature Extraction in Rice Leaf Disease Classification

Md. Shohanur Islam Sobuj, Md. Imran Hossen, Md. Foysal Mahmud +1

Rice disease classification is a critical task in agricultural research, and in this study, we rigorously evaluate the impact of integrating feature extraction methodologies within…

cs.CL2024

Can't say cant? Measuring and Reasoning of Dark Jargons in Large Language Models

Xu Ji, Jianyi Zhang, Ziyin Zhou +5

Ensuring the resilience of Large Language Models (LLMs) against malicious exploitation is paramount, with recent focus on mitigating offensive responses. Yet, the understanding of…

cs.CR2024★ 3 cited

Double Backdoored: Converting Code Large Language Model Backdoors to Traditional Malware via Adversarial Instruction Tuning Attacks

Md Imran Hossen, Sai Venkatesh Chilukoti, Liqun Shan +3

Instruction-tuned Large Language Models designed for coding tasks are increasingly employed as AI coding assistants. However, the cybersecurity vulnerabilities and implications ari…

cs.LG2024

Facebook Report on Privacy of fNIRS data

Md Imran Hossen, Sai Venkatesh Chilukoti, Liqun Shan +2

The primary goal of this project is to develop privacy-preserving machine learning model training techniques for fNIRS data. This project will build a local model in a centralized…

cs.LG2023

DP-SGD-Global-Adapt-V2-S: Triad Improvements of Privacy, Accuracy and Fairness via Step Decay Noise Multiplier and Step Decay Upper Clipping Threshold

Sai Venkatesh Chilukoti, Md Imran Hossen, Liqun Shan +4

Differentially Private Stochastic Gradient Descent (DP-SGD) has become a widely used technique for safeguarding sensitive information in deep learning applications. Unfortunately,…

cs.CR2022

aaeCAPTCHA: The Design and Implementation of Audio Adversarial CAPTCHA

Md Imran Hossen, Xiali Hei

CAPTCHAs are designed to prevent malicious bot programs from abusing websites. Most online service providers deploy audio CAPTCHAs as an alternative to text and image CAPTCHAs for…

cs.LG2021★ 1 cited

Generating Cyber Threat Intelligence to Discover Potential Security Threats Using Classification and Topic Modeling

Md Imran Hossen, Ashraful Islam, Farzana Anowar +4

Due to the variety of cyber-attacks or threats, the cybersecurity community enhances the traditional security control mechanisms to an advanced level so that automated tools can en…

cs.CR2021★ 13 cited

A Low-Cost Attack against the hCaptcha System

Md Imran Hossen, Xiali Hei

CAPTCHAs are a defense mechanism to prevent malicious bot programs from abusing websites on the Internet. hCaptcha is a relatively new but emerging image CAPTCHA service. This pape…

cs.CR2021★ 1 cited

A Survey on Limitation, Security and Privacy Issues on Additive Manufacturing

Md Nazmul Islam, Yazhou Tu, Md Imran Hossen +2

Additive manufacturing (AM) is growing as fast as anyone can imagine, and it is now a multi-billion-dollar industry. AM becomes popular in a variety of sectors, such as automotive,…

cs.LG2021★ 4 cited

Stacked LSTM Based Deep Recurrent Neural Network with Kalman Smoothing for Blood Glucose Prediction

Md Fazle Rabby, Yazhou Tu, Md Imran Hossen +3

Blood glucose (BG) management is crucial for type-1 diabetes patients resulting in the necessity of reliable artificial pancreas or insulin infusion systems. In recent years, deep…