14 papers
OTel: Building Domain-Specialized Telecom LLM Foundations for Intelligent Networks
Farbod Tavakkoli, Roderic Paulk, Jorden Terrazas +9
Frontier AI models have advanced rapidly, but they still struggle with telecom-specific tasks. We present Open Telco (OTel), an open telecom AI resource with derived datasets for r…
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…
A Lightweight Post-Quantum Authentication Framework for 5G Base Station Bootstrapping
Saleh Darzi, Mirza Masfiqur Rahman, Imtiaz Karim +3
The absence of authenticated bootstrapping between User Equipments (UEs) and Base Stations (BSs) in 5G leaves System Information Block (SIB) broadcasts unprotected, enabling fake B…
Zero-Trust Strategies for O-RAN Cellular Networks: Principles, Challenges and Research Directions
Charalampos Katsis, Imtiaz Karim, Elisa Bertino
Cellular networks are foundational to modern communication, supporting a broad range of applications, from civilian use to enterprise systems and military tactical networks. The ad…
Future-Proofing Authentication Against Insecure Bootstrapping for 5G Networks: Feasibility, Resiliency, and Accountability
Saleh Darzi, Mirza Masfiqur Rahman, Imtiaz Karim +3
The 5G protocol lacks a robust base station (BS) authentication mechanism during the initial bootstrapping phase, leaving it susceptible to fake BSs, spoofed broadcasts, and large-…
Tracing Users' Privacy Concerns Across the Lifecycle of a Romantic AI Companion
Kazi Ababil Azam, Imtiaz Karim, Dipto Das
Romantic AI chatbots have quickly attracted users, but their emotional use raises concerns about privacy and safety. As people turn to these systems for intimacy, comfort, and emot…