As geopolitical tensions increase, the need for digital sovereignty pushes governments and organizations to adopt open source solutions to provide computing infrastructure.

Nubo is the inter-ministerial cloud of the French State, built by the Public Finance General Directorate (DGFiP) and powered by free and open source software, including OpenStack. In this presentation, Louis Vigneras and Thierry Carrez will explain why open infrastructure software is needed today more than ever, and retrace the journey of DGFiP into adopting those technologies.