NEWPORT Wales (Reuters) – NATO leaders agreed on Friday that a large-scale cyber attack on a member country could be considered an attack on the entire U.S.-led alliance, potentially triggering a military response. The decision marks an expansion of the organisations remit, reflecting new threats that can disable critical infrastructure, financial systems and government without firing a shot. Today we declare that cyber defence is part of NATOs core task of collective defence, NATO Secretary-General Anders Fogh Rasmussen told a news conference. …