Airports and nuclear power stations on terror alert as government officials warn of 'credible' cyber threat

Prof Malcolm Chalmers, deputy director-general of the Royal United Services Institute, an independent think tank for defence and security, said: “It is important for the Government to respond rapidly to evolving cyber security threats. “The potential threats are wide-ranging and are coming from government and non-government sources. “Crucially there has to be clear co-operation with the private sector to tackle this, especially as airports are usually in private hands.”