Md Jahangir Alam

Md Jahangir Alam

LLM & Agent Security, Privacy, Applied ML

Publications

See also my Google Scholar profile and ORCID record.

2026

When Guardrails Fail: Multilingual Long-Context Safety in Tool-Using Agents

Md Jahangir Alam, Ismail Hossain, Tanzim Ahad, Sai Puppala, Sajedul Talukder

Associated Organizations
  • Department of Computer Science, University of Texas at El Paso
  • New Mexico Institute of Mining & Technology

NeurIPS 2026 Workshop (LCFM) 2026

OpenReview PDF Website

SafeCache: Security-Aware Context Eviction for Tool-Using Agents

Md Jahangir Alam, Tanzim Ahad, Ismail Hossain, S M Abrar Jahin, Sai Puppala, Sajedul Talukder

Associated Organizations
  • University of Texas at El Paso
  • Indiana University
  • New Mexico Institute of Mining & Technology
  • University of Texas at El Paso, Department of Computer Science

MLSys (under review) 2026

PolyAEGIS: Benchmarking Large Language Model Safety Across 100 Languages

Md Jahangir Alam, Tanzim Ahad, Ismail Hossain, Sai Puppala, Syed Bahauddin Alam, Sajedul Talukder

Associated Organizations
  • University of Texas at El Paso
  • University of Texas at El Paso, Department of Computer Science
  • New Mexico Institute of Mining & Technology
  • University of Illinois at Urbana-Champaign

ICLR 2027 (under review) 2026

Lost in Speech: Measuring the Multilingual Cross-Modal Safety Gap in Speech-Language Models

Md Jahangir Alam, Tanzim Ahad, Ismail Hossain, Sai Puppala, Sajedul Talukder

Associated Organizations
  • University of Texas at El Paso
  • University of Texas at El Paso, Department of Computer Science
  • New Mexico Institute of Mining & Technology

ARR submitted (NAACL) 2026

Guard-to-Action: Multilingual Long-Context Safety in Tool-Using Agents

Md Jahangir Alam, Ismail Hossain, Tanzim Ahad, Sai Puppala, Sajedul Talukder

Associated Organizations
  • University of Texas at El Paso
  • University of Texas at El Paso, Department of Computer Science
  • New Mexico Institute of Mining & Technology

ICLR 2027 (under review) 2026

Influence Is Not Authority: When Causal Guardrail Signals Make Legitimate Tool Use Look Like an Attack in Tool-Using LLM Agents

Tanzim Ahad, Ismail Hossain, Md Jahangir Alam, Sai Puppala, Syed Bahauddin Alam, Sajedul Talukder

Preprint (arXiv) 2026

arXiv

When Safety Geometry Collapses: Fine-Tuning Vulnerabilities in Agentic Guard Models

Ismail Hossain, Sai Puppala, Jannatul Ferdaus, Md Jahangir Alam, Tanzim Ahad, Yoonpyo Lee, Syed Bahauddin Alam, Sajedul Talukder

AAAI 2026 Summer Symposium 2026

arXiv Paper

Semantic Intent Fragmentation: A Single-Shot Compositional Attack on Multi-Agent AI Pipelines

Tanzim Ahad, Ismail Hossain, Md Jahangir Alam, Sai Puppala, Yoonpyo Lee, Syed Bahauddin Alam, Sajedul Talukder

AAAI 2026 Summer Symposium 2026

arXiv Paper

HALLPERM: Exposing the Safety Illusion in LLM Tool Use via Implicit Privilege Escalation and Semantic Risk

Md Jahangir Alam, Tanzim Ahad, Ismail Hossain, Sai Puppala, Yoonpyo Lee, Syed Bahauddin Alam, Sajedul Talukder

AAAI 2026 Summer Symposium 2026

Paper

Agent-Fence: Mapping Security Vulnerabilities Across Deep Research Agents

Sai Puppala, Ismail Hossain, Md Jahangir Alam, Yoonpyo Lee, Jay Yoo, Tanzim Ahad, Syed Bahauddin Alam, Sajedul Talukder

AAAI 2026 Summer Symposium 2026

arXiv Paper

SkillVetBench: LLM-as-Judge for Multi-Dimensional Security Risk Evaluation in Open-Source LLM Agent Skills

Ismail Hossain, Sai Puppala, Md Jahangir Alam, Tanzim Ahad, Sajedul Talukder

Preprint (arXiv) 2026

arXiv

The Misattribution Gap: When Memory Poisoning Looks Like Model Failure in Agentic AI Systems

Tanzim Ahad, Ismail Hossain, Md Jahangir Alam, Sai Puppala, Syed Bahauddin Alam, Sajedul Talukder

Preprint (arXiv) 2026

arXiv

The Art of the Jailbreak: Formulating Jailbreak Attacks for LLM Security Beyond Binary Scoring

Ismail Hossain, Tanzim Ahad, Md Jahangir Alam, Sai Puppala, Syed Bahauddin Alam, Sajedul Talukder

Preprint (arXiv) 2026

arXiv

LAMDA: A Longitudinal Android Malware Benchmark for Concept Drift Analysis

Md Ahsanul Haque, Ismail Hossain, Md Mahmuduzzaman Kamol, Md Jahangir Alam, Suresh Kumar Amalapuram, Sajedul Talukder, Mohammad Saidur Rahman

ICLR 2026 2026

arXiv

AI-in-the-Loop: Privacy Preserving Real-Time Scam Detection and Conversational Scam-baiting by Leveraging LLMs and Federated Learning

Ismail Hossain, Sai Puppala, Md Jahangir Alam, Sajedul Talukder

PETS 2026 2026

arXiv Paper

2025

Toward Empathetic AI: Neural-Symbolic LLMs for Emotionally Aligned Conversations

Ismail Hossain, Md Jahangir Alam, Sai Puppala, Sajedul Talukder

ASONAM 2025 2025

Paper

Real-Time Personalized Content Adaptation through Matrix Factorization and Context-Aware Federated Learning

Sai Puppala, Ismail Hossian, Md Jahangir Alam, Sajedul Talukder

ASONAM 2025 2025

Paper

Privacy Control in Social Networks: Integrating Behavioral Patterns and Content Sensitivity for Audience Recommendation

Md Jahangir Alam, Ismail Hossain, Sai Puppala, Sajedul Talukder

ASONAM 2025 2025

Paper

LLMs Against Digital Deviance: Scalable Hate Speech Detection in Low-Resource and Code-Mixed Social Media

Md Jahangir Alam, Ismail Hossain, Sai Puppala, Sajedul Talukder

ASONAM 2025 2025

Paper

A Comprehensive Survey of Federated Learning for Edge AI: Recent Trends and Future Directions

Sai Puppala, Ismail Hossain, Md Jahangir Alam, Tanzim Ahad, Sajedul Talukder

Preprint 2025

Paper

LLM-Guided Dynamic-UMAP for Personalized Federated Graph Learning

Sai Puppala, Ismail Hossain, Md Jahangir Alam, Tanzim Ahad, Sajedul Talukder

Preprint (arXiv) 2025

arXiv

Variational Gaussian Mixture Manifold Models for Client-Specific Federated Personalization

Sai Puppala, Ismail Hossain, Md Jahangir Alam, Sajedul Talukder

Preprint (arXiv) 2025

arXiv

Beyond Transformers: Leveraging Large Language Models and Encoder-Decoder Architectures for Emotion Detection in Low-Resource Language

Md Jahangir Alam, Ismail Hossain, Sai Puppala, Sajedul Talukder

ASONAM 2025 2025

Paper

Comprehensive Privacy Risk Assessment in Social Networks Using User Attributes Social Graphs and Text Analysis

Md Jahangir Alam, Ismail Hossain, Sai Puppala, Sajedul Talukder

HyperText 2025 2025

arXiv Paper

EVOLVE-X: Embedding Fusion and Language Prompting for User Evolution Forecasting on Social Media

Ismail Hossain, Sai Puppala, Md Jahangir Alam, Sajedul Talukder

Preprint (arXiv) 2025

arXiv

Securing SDN-Based Advanced Reactors Against DDoS Attacks Using Quantum-Inspired Ensemble Models

Md Jahangir Alam, Ismail Hossain, Sai Puppala, Kazuma Kobayashi, Samrendra Roy, Syed Alam, Sajedul Talukder

NPIC&HMIT 2025 2025

Paper

Secure Anomaly Detection in Advanced Reactor Through Quantum Federated Learning with Advanced Cryptography

Sai Puppala, Ismail Hossain, Md Jahangir Alam, Kazuma Kobayashi, Samrendra Roy, Syed Alam, Sajedul Talukder

NPIC&HMIT 2025 2025

Paper

Proactive Cybersecurity Framework for Nuclear Power Plants Using Quantum Large Language Models

Ismail Hossain, Md Jahangir Alam, Sai Puppala, Kazuma Kobayashi, Samrendra Roy, Syed Alam, Sajedul Talukder

NPIC&HMIT 2025 2025

Paper

A Privacy-Aware Cyber Attack Detection Framework for Advanced Reactors Using Data Fusion and Quantum Deep Learning

Ismail Hossain, Sai Puppala, Md Jahangir Alam, Samrendra Roy, Kazuma Kobayashi, Syed Alam, Sajedul Talukder

NPIC&HMIT 2025 2025

Paper

Optimus-Q: Utilizing Federated Learning in Adaptive Robots for Intelligent Advanced Reactor Operations Through Quantum Cryptography

Sai Puppala, Ismail Hossain, Md Jahangir Alam, Kazuma Kobayashi, Samrendra Roy, Syed Alam, Sajedul Talukder

NPIC&HMIT 2025 2025

Paper

LLM-Powered Chatbot for Safety Compliance Assistance in Advance Reactors

Ismail Hossain, Sai Puppala, Md Jahangir Alam, Kazuma Kobayashi, Samrendra Roy, Syed Alam, Sajedul Talukder

NPIC&HMIT 2025 2025

Paper

2024

SAFARI: Self-regulAted Clustered FederAted Learning in a HeteRogeneous EnvIronment

Sai Puppala, Ismail Hossain, Md Jahangir Alam, Sajedul Talukder

ICMLA 2024 2024

Paper

A visual approach to tracking emotional sentiment dynamics in social network commentaries

Ismail Hossain, Sai Puppala, Md Jahangir Alam, Sajedul Talukder

ICWSM 2024 ยท Social Network Analysis and Mining 2024

Paper

SocialRec: User Activity Based Post Weighted Dynamic Personalized Post Recommendation System in Social Media

Ismail Hossain, Sai Puppala, Md Jahangir Alam, Sajedul Talukder

ASONAM 2024 2024

arXiv Paper

SocFedGPT: Federated GPT-Based Adaptive Content Filtering System Leveraging User Interactions in Social Networks

Sai Puppala, Ismail Hossain, Md Jahangir Alam, Sajedul Talukder

ASONAM 2024 2024

arXiv Paper

FLASH: Federated Learning-Based LLMs for Advanced Query Processing in Social Networks Through RAG

Sai Puppala, Ismail Hossain, Md Jahangir Alam, Sajedul Talukder

ASONAM 2024 2024

arXiv Paper

EVOLVE: Predicting User Evolution and Network Dynamics in Social Media Using Fine-Tuned GPT-Like Model

Ismail Hossain, Sai Puppala, Md Jahangir Alam, Sajedul Talukder

ASONAM 2024 2024

arXiv Paper

Combating Echo Chambers in Online Social Network by Increasing Content Diversity in Recommendation

Md Jahangir Alam, Ismail Hossain, Sai Puppala, Sajedul Talukder

ASONAM 2024 2024

Paper

CAMERA: Context Based Emotion Detection Framework and Its Evaluation

Md Jahangir Alam, Ismail Hossain, Sai Puppala, Sajedul Talukder

ASONAM 2024 2024

Paper

Bangla Emotion Detection Dataset with an Extended Taxonomy and Its Evaluation

Md Jahangir Alam, Md. Shohanur Rahman Shohan, Ismail Hossain, Sai Puppala, Sajedul Talukder

ASONAM 2024 2024

Paper

4WHContext: A Context Based Hate Speech Detection Framework from Social Media Posts

Md Jahangir Alam, Ismail Hossain, Sai Puppala, Sajedul Talukder

ASONAM 2024 2024

Paper

Generative AI like ChatGPT in Blockchain Federated Learning: use cases, opportunities and future

Sai Puppala, Ismail Hossain, Md Jahangir Alam, Sajedul Talukder, Jannatul Ferdaus, Mahedi Hasan, Sameera Pisupati, Shanmukh Mathukumilli

Preprint (arXiv) 2024

arXiv

SocialGuard: Bangla Text-Based Gender Identification for Enhancing Integrity in Social Networks

Md Jahangir Alam, Sultan Ahmed, Ismail Hossain, Sai Puppala, Zahidur Talukder, Sajedul Talukder

COMPSAC 2024 2024

Paper

SCAN: A HealthCare Personalized ChatBot with Federated Learning Based GPT

Sai Puppala, Ismail Hossain, Md Jahangir Alam, Sajedul Talukder

COMPSAC 2024 2024

Paper

SCALE: Self-Regulated Clustered FederAted LEarning in a Homogeneous Environment

Sai Puppala, Ismail Hossain, Md Jahangir Alam, Zahidur Talukder, Syed Bahauddin, Sajedul Talukder

COMPSAC 2024 2024

arXiv Paper

Advancements in Multimodal Social Media Post Summarization: Integrating GPT-4 for Enhanced Understanding

Md Jahangir Alam, Ismail Hossain, Sai Puppala, Sajedul Talukder

COMPSAC 2024 2024

Paper

ContextGPT: Predictive Monitoring of Nuclear Power Plant with Contextually-Informed Situational Understanding

Raisa Hossain, Farid Ahmed, Md Jahangir Alam, Sajedul Talukder, Syed Alam

ANS Transactions 2024 2024

Paper

2023

Blockchain-Integrated Secure Framework for Enhanced E-Government Services

Sajedul Talukder, Md Jahangir Alam, Ismail Hossain, Sai Puppala

Book chapter, Springer (Signals and Communication Technology) 2023

Paper

Towards Addressing Identity Deception in Social Media using Bangla Text-Based Gender Identification

Sultan Ahmed, Md Jahangir Alam, Sajedul Talukder, Ismail Hossain

ASONAM 2023 2023

Paper

Monitoring Dynamics of Emotional Sentiment in Social Network Commentaries

Ismail Hossain, Sai Puppala, Md Jahangir Alam, Sajedul Talukder

ASONAM 2023 2023

Paper

Combating Identity Attacks in Online Social Networks: A Multi-Layered Framework Using Zero-Knowledge Proof and Permissioned Blockchain

Md Jahangir Alam, Ismail Hossain, Sai Puppala, Sajedul Talukder

ASONAM 2023 2023

Paper

Online Learning for X-Ray, CT or MRI

Mosabbir Bhuiyan, Nasim Md Abdullah Al, Sarwar Saif, Kishor Datta Gupta, Md Jahangir Alam, Sajedul Talukder

Book chapter, Springer 2023

arXiv Paper

Introduction to Medical Imaging Informatics

Md Zihad Bin Jahangir, Ruksat Hossain, Riadul Islam, Nasim Md Abdullah Al, Md Mahim Anjum Haque, Md Jahangir Alam, Sajedul Talukder

Book chapter, Springer 2023

arXiv Paper

Automl Systems for Medical Imaging

Tasmia Tahmida Jidney, Angona Biswas, Nasim Md Abdullah Al, Ismail Hossain, Md Jahangir Alam, Sajedul Talukder, Mofazzal Hossain, Md Azim Ullah

Book chapter, Springer 2023

arXiv Paper