collaborators

4 papers

cs.CR2026

A microservices-based endpoint monitoring platform with predictive NLP models for real-time security and hate-speech risk alerting

Darlan Noetzold, Anubis Graciela De Moraes Rossetto, Juan Francisco De Paz Santana +1

Organizations increasingly depend on endpoint devices and corporate communication channels, yet they still face critical risks such as sensitive data leakage, suspicious user behav…

cs.CR2026

Fundamentals, Recent Advances, and Challenges Regarding Cryptographic Algorithms for the Quantum Computing Era

Darlan Noetzold, Valderi Reis Quietinho Leithardt

This book arises from the need to provide a clear and up-to-date overview of the impacts of quantum computing on cryptography. The goal is to provide a reference in Portuguese for…

cs.LG2025

CNN-TFT explained by SHAP with multi-head attention weights for time series forecasting

Stefano F. Stefenon, João P. Matos-Carvalho, Valderi R. Q. Leithardt +1

Convolutional neural networks (CNNs) and transformer architectures offer strengths for modeling temporal data: CNNs excel at capturing local patterns and translational invariances,…

cs.LG2025

Time series forecasting based on optimized LLM for fault prediction in distribution power grid insulators

João Pedro Matos-Carvalho, Stefano Frizzo Stefenon, Valderi Reis Quietinho Leithardt +1

Surface contamination on electrical grid insulators leads to an increase in leakage current until an electrical discharge occurs, which can result in a power system shutdown. To mi…