Below is a selection of links to documents on national cyber / information security (as of February 2012)
Australia
Cyber Security Strategy (2009)
Information on “Cyber White Paper” (to be released in the first half of 2012)
Canada
Canada’s Cyber Security Strategy. For a stronger and more prosperous Canada (2010)
Czech Republic
Cyber Security Strategy of the Czech Republic for the 2011 – 2015 Period (July 2011)
Information on National Security Agency which was established on 19 October 2011 as national authority for cyber security
Estonia
Cyber Security Strategy (2008)
European Union
Roadmap: Proposal on a European Strategy for Internet Security (November 2011) (expected to be adopted at the end of 2012)
France
Information systems defence and security - France’s strategy (February 2011)
Germany
Cyber Security Strategy for Germany (February 2011)
Japan
Information Security Strategy for Protecting the Nation (11 May 2010)
See also related documents on the National Information Security Centre´s website
The Netherlands
The National Cyber Security Strategy (NCSS). Strength through cooperation (June 2011)
New Zealand
New Zealand´s Cyber Security Strategy (June 2011)
Poland
The Strategy for the Development of the Information Society in Poland until 2013 (December 2008) (contains references to security issues)
Russian Federation
Conceptual Views Regarding the Activities of the Armed Forces of the Russian Federation in the Information Space (2011) (in Russian language only)
South Africa (Draft)
Draft Cybersecurity Policy of South Africa (19 February 2011) (final document to be discussed in the Cabinet in March 2012)
United Kingdom
The UK Cyber Security Strategy. Protecting and promoting the UK in a digital world (25 November 2011)
United States of America
International Strategy for Cyberspace. Prosperity, Security, and Openness in a Networked World (May 2011)
Department of Defense Strategy for Operating in Cyberspace (July 2011)