Guilhem Marotte has a PhD in Geography specializing in geopolitics and Cartographer at the French Institute of Geopolitics. As part of the GEODE project, his work consists of thinking about how to map cyberspace in an innovative way. The years 2019 and 2020 have mainly been focused on mapping the upper layers of cyberspace with work on two case studies relating to Twitter. The objective here is to develop a methodology for transforming directed graphs into a strategic, cartographic and problematized document.