Conflict spectrum: An empirical study of geopolitical cyber threats from a social network perspective. - Narjisse Nejjari; Sara Lahlou; Oumaima Fadi; Karim Zkik; Mustapha Oudani; Houda Benbrahim (SNAMS, 2021)

A Survey on Blockchain and Artificial Intelligence Technologies for Enhancing Security and Privacy in Smart Environments. - Oumaima Fadi; Karim Zkik; Abdellatif El Ghazi; Mohammed Boulmalf (IEEE Access, 2022)

A Graph Neural Network Approach for Detecting Smart Contract Anomalies in Collaborative Economy Platforms Based on Blockchain Technology. - Karim Zkik; Anass Sebbar; Oumaima Fadi; Mustapha Oudani; Amine Belhadi (CoDIT, 2023)

Securing blockchain-based crowdfunding platforms: an integrated graph neural networks and machine learning approach. - Karim Zkik; Anass Sebbar; Oumaima Fadi; Sachin S. Kamble; Amine Belhadi (Electron. Commer. Res., 2024)

Smart contract anomaly detection: The Contrastive Learning Paradigm. - Oumaima Fadi; Adil Bahaj; Karim Zkik; Abdellatif El Ghazi; Mounir Ghogho; Mohammed Boulmalf (Comput. Networks, 2025)