activity
20242026
collaborators

5 papers

cs.AI2026

Hybrid Inspection and Task-Based Access Control in Zero-Trust Agentic AI

Majed El Helou, Benjamin Ryder, Chiara Troiani +3

Authorizing Large Language Model (LLM)-driven agents to dynamically invoke tools and access protected resources introduces significant security risks, and the risks grow dramatical…

cs.AI2025

Delegated Authorization for Agents Constrained to Semantic Task-to-Scope Matching

Majed El Helou, Chiara Troiani, Benjamin Ryder +3

Authorizing Large Language Model driven agents to dynamically invoke tools and access protected resources introduces significant risks, since current methods for delegating authori…

cs.CV2024

VerA: Versatile Anonymization Applicable to Clinical Facial Photographs

Majed El Helou, Doruk Cetin, Petar Stamenkovic +2

The demand for privacy in facial image dissemination is gaining ground internationally, echoed by the proliferation of regulations such as GDPR, DPDPA, CCPA, PIPL, and APPI. While…

cs.CV2024

Facial Image Feature Analysis and its Specialization for Fréchet Distance and Neighborhoods

Doruk Cetin, Benedikt Schesch, Petar Stamenkovic +3

Assessing distances between images and image datasets is a fundamental task in vision-based research. It is a challenging open problem in the literature and despite the criticism i…

cs.CL2024

Which Information Matters? Dissecting Human-written Multi-document Summaries with Partial Information Decomposition

Laura Mascarell, Yan L'Homme, Majed El Helou

Understanding the nature of high-quality summaries is crucial to further improve the performance of multi-document summarization. We propose an approach to characterize human-writt…