4 papers
MCP-DPT: A Defense-Placement Taxonomy and Coverage Analysis for Model Context Protocol Security
Mehrdad Rostamzadeh, Sidhant Narula, Nahom Birhan +2
The Model Context Protocol (MCP) enables large language models (LLMs) to dynamically discover and invoke third-party tools, significantly expanding agent capabilities while introdu…
BioShield: A Context-Aware Firewall for Securing Bio-LLMs
Protiva Das, Sovon Chakraborty, Sidhant Narula +5
The rapid advancement of Large Language Models (LLMs) in biological research has significantly lowered the barrier to accessing complex bioinformatics knowledge, ex perimental desi…
HarmNet: A Framework for Adaptive Multi-Turn Jailbreak Attacks on Large Language Models
Sidhant Narula, Javad Rafiei Asl, Mohammad Ghasemigol +2
Large Language Models (LLMs) remain vulnerable to multi-turn jailbreak attacks. We introduce HarmNet, a modular framework comprising ThoughtNet, a hierarchical semantic network; a…
NEXUS: Network Exploration for eXploiting Unsafe Sequences in Multi-Turn LLM Jailbreaks
Javad Rafiei Asl, Sidhant Narula, Mohammad Ghasemigol +2
Large Language Models (LLMs) have revolutionized natural language processing but remain vulnerable to jailbreak attacks, especially multi-turn jailbreaks that distribute malicious…