UK told its Big Tech habit is now a national security risk

Executive summary: The Open Rights Group report warns that the UK’s heavy reliance on a handful of US Big Tech firms has entrenched foreign control over critical digital infrastructure, creating economic drag, security exposure, and reduced policy independence; it cites risks from legal regimes (e.g., the US CLOUD Act), examples of service withdrawal tied to sanctions, and calls for more open source, domestic capability, and digital sovereignty.