EXCLUSIVE: Former head of MI6 Sir Richard Dearlove has warned foreign states have their 'fingerprints' all over our critical infrastructure and called for action to protect Britain’s hardware and tech independence18:21, 06 Sep 2026View 2 ImagesSir Richard Dearlove said: 'Foreign states, including China, have their fingerprints all over our critical national infrastructure'(Image: REUTERS)A former head of MI6 has warned foreign states have their “fingerprints” all over our critical infrastructure and called for action to protect Britain’s hardware and tech independence.Sir Richard Dearlove sounded the alarm as new polling, shared with The Mirror, found more than eight in ten Brits fear…