The Department of Home Security today announced the creation of the “National Cyber Security Division (NCSD) under the Department’s Information Analysis and Infrastructure Protection Directorate. The NCSD will provide for 24 x 7 functions, including conducting cyberspace analysis, issuing alerts and warning, improving information sharing, responding to major incidents, and aiding in national-level recovery efforts.”
For reference, see The National Strategy to Secure Cyberspace.