collaborators

6 papers

cs.CR2026

Trace: Unmasking AI Attack Agents Through Terminal Behavior Fingerprinting

Murali Ediga, Sudipta Chattopadhyay

AI-driven penetration testing agents are now capable of autonomously executing attacks within compromised networks. Identifying the model family that controls the active sessions o…

cs.CR2025

Localizing Malicious Outputs from CodeLLM

Mayukh Borana, Junyi Liang, Sai Sathiesh Rajan +1

We introduce FreqRank, a mutation-based defense to localize malicious components in LLM outputs and their corresponding backdoor triggers. FreqRank assumes that the malicious sub-s…

cs.CL2025

Knowledge-based Consistency Testing of Large Language Models

Sai Sathiesh Rajan, Ezekiel Soremekun, Sudipta Chattopadhyay

In this work, we systematically expose and measure the inconsistency and knowledge gaps of Large Language Models (LLMs). Specifically, we propose an automated testing framework (ca…

cs.CL2025

HInter: Exposing Hidden Intersectional Bias in Large Language Models

Badr Souani, Ezekiel Soremekun, Mike Papadakis +3

Large Language Models (LLMs) may portray discrimination towards certain individuals, especially those characterized by multiple attributes (aka intersectional bias). Discovering in…

cs.CR2025

A Smart City Infrastructure Ontology for Threats, Cybercrime, and Digital Forensic Investigation

Yee Ching Tok, Davis Yang Zheng, Sudipta Chattopadhyay

Cybercrime and the market for cyber-related compromises are becoming attractive revenue sources for state-sponsored actors, cybercriminals and technical individuals affected by fin…

cs.SE2025

End-user Comprehension of Transfer Risks in Smart Contracts

Yustynn Panicker, Ezekiel Soremekun, Sudipta Chattopadhyay +1

Smart contracts are increasingly used in critical use cases (e.g., financial transactions). Thus, it is pertinent to ensure that end-users understand the transfer risks in smart co…