[holding answer 28 October 2009]: I have been asked to reply.
The Government are working closely with industry and continue to place a high priority on defending departmental networks from attack.
The Office for Cyber Security was established on 1 September 2009. Its purpose is to provide strategic leadership and coherence across Government on the cyber security strategy.
The Cyber Security Operations Centre was established on 1 September 2009 to monitor the health of cyber space and co-ordinate incident response.
The Police central e-Crime Unit (which was created in September 2008 and is part of the Metropolitan Police Service) deals with criminal cyber attacks and a number of arrests have been made during 2009.
It would not be in the national or public interest to go into more detail regarding particular measures taken.