The National Cyber Security Centre (NCSC) is a government computer security organisation in Ireland, an operational arm of the Department of Communications, Energy and Natural Resources. The NCSC was developed in 2013 and formally established by the Irish government in July 2015. It is responsible for Ireland's cyber security, with primary focus on securing government networks, protecting critical national infrastructure (CNI), and assisting businesses and citizens in protecting their own systems. The NCSC incorporates the Computer Security Incident Response Team (CSIRT-IE).