Research_Data _Decentralized validation of digital certificates and signed documents: A systematic review

This repository contains the datasets used in the systematic literature review on the decentralized validation of digital certificates and signed documents, the files include the complete list of selected studies, the data extraction matrix, and the classification criteria applied during the analysis process. Each dataset provides structured information on publication details, technologies employed (e.g., blockchain and smart contracts), application domains, evaluation metrics, reported advantages, and identified limitations, the data were collected and organized to ensure transparency, reproducibility, and traceability of the research process.