activity
20242026
collaborators

5 papers

cs.CR2026

Influence Factors on RAG Poisoning

Pedro Pereira, Eva Maia, Isabel Praça +1

Retrieval-Augmented Generation (RAG) systems enhance large language models by grounding responses in retrieved documents from external knowledge sources at inference time. However,…

cs.CR2025

Adversarially Robust and Interpretable Magecart Malware Detection

Pedro Pereira, José Gouveia, João Vitorino +2

Magecart skimming attacks have emerged as a significant threat to client-side security and user trust in online payment systems. This paper addresses the challenge of achieving rob…

cs.CV2025

Second Competition on Presentation Attack Detection on ID Card

Juan E. Tapia, Mario Nieto, Juan M. Espin +30

This work summarises and reports the results of the second Presentation Attack Detection competition on ID cards. This new version includes new elements compared to the previous on…

cs.CR2025

Enhancing JavaScript Malware Detection through Weighted Behavioral DFAs

Pedro Pereira, José Gonçalves, João Vitorino +2

This work addresses JavaScript malware detection to enhance client-side web application security with a behavior-based system. The ability to detect malicious JavaScript execution…

cs.CR2024

Intelligent Green Efficiency for Intrusion Detection

Pedro Pereira, Paulo Mendes, João Vitorino +2

Artificial Intelligence (AI) has emerged in popularity recently, recording great progress in various industries. However, the environmental impact of AI is a growing concern, in te…