This document serves as pre-training reading material for participants attending the fourth session of the LAGO project, titled "Advanced Tools and Strategies for Enhancing Secure Data Sharing in the FCT Domain." Scheduled for September 23, 2024, the session will be held online. The document provides an overview of the session's objectives and structure, introducing key concepts and terminology essential for understanding the advanced tools and methodologies that will be demonstrated. It also includes supportive materials to help participants prepare for the practical applications explored during the live session.