ZDNET's key takeawaysFrance is dropping US videoconferencing services in favor of its own open-source program. They're moving civil servants off Microsoft Teams and Zoom and onto a homegrown videoconferencing platform called Visio -- all in the name of sovereign control over its digital infrastructure. France's Interministerial Directorate for Digital Affairs (DINUM) developed Visio as a sovereign videoconferencing platform for the French state. France is making this move not only to support digital sovereignty and improve security. When digital sovereignty becomes policyFrance's pivot lands at a time of heightened transatlantic tension over data protection, antitrust, and industrial policy.