39 Section 5 DEFEND Measuring success 5.3.11. The Government will measure its success in protecting government networks, systems and data by assessing progress towards the following outcomes: • the Government has an in-depth understanding of the level of cyber security risk across the whole of government and the wider public sector; • individual government departments and other bodies protect themselves in proportion to their level of risk and to an agreed government minimum standard; • government departments and the wider public sector are resilient and can respond effectively to cyber incidents, maintaining functions and recovering quickly; • new technologies and digital services deployed by government will be cyber secure by default; • we are aware of, and actively mitigating, all known internet-facing vulnerabilities in government systems and services; and • all suppliers to the Government meet appropriate cyber security standards. 5.4. PROTECTING OUR CRITICAL NATIONAL INFRASTRUCTURE AND OTHER PRIORITY SECTORS Context 5.4.1 The cyber security of certain UK organisations is of particular importance because a successful cyber attack on them would have the severest impact on the country’s national security. This impact could have a bearing on the lives of UK citizens, the stability and strength of the UK economy, or the UK’s international standing and reputation. This premium group of companies and organisations within the public and private sector includes the critical national infrastructure National Cyber Security Strategy 2016