3 papers
cs.AI2026
Securing Agentic AI: From Per-Action Checks to Trajectory Assurance
Alireza Lotfi, Subangkar Karmaker Shanto, Imtiaz Karim +1
Autonomous agents are increasingly used to execute consequential tasks in environments governed by operational constraints, organizational policies, regulatory requirements, and te…
cs.CR2026
Breaking 5G on The Lower Layer
Subangkar Karmaker Shanto, Imtiaz Karim, Elisa Bertino
As 3GPP systems have strengthened security at the upper layers of the cellular stack, plaintext PHY and MAC layers have remained relatively understudied, though interest in them is…
eess.SP2023
Contrastive Self-Supervised Learning Based Approach for Patient Similarity: A Case Study on Atrial Fibrillation Detection from PPG Signal
Subangkar Karmaker Shanto, Shoumik Saha, Atif Hasan Rahman +2
In this paper, we propose a novel contrastive learning based deep learning framework for patient similarity search using physiological signals. We use a contrastive learning based…