Book excerpt: 'Strong cyber security is an essential element of Canadian innovation and prosperity. Individuals, governments, and businesses all want to have confidence in the cyber systems that underpin their daily lives. The scope of this Strategy starts with the work that the Government of Canada is already undertaking. This includes ongoing and future efforts to protect Government of Canada systems, to extend our network of partnerships to help protect critical infrastructure, and to help Canadians to be safe online. In a more diverse and dynamic global cyber security landscape, however, Canada’s new approach will be more extensive and inclusive. This document outlines the key elements of the global cyber security environment and articulates some of the ways that the Government of Canada will respond to an array of new challenges and opportunities in cyberspace'--Executive summary, p. 2, 4.