Center for State Homeland Security website
Another organization providing misc. Homeland Security Information.
In particular, if you have an interest, I would recommend looking at their Homeland Security Legislation link, which provides a long list of proposed federal bills concerning this subject.
Center for State Homeland Security http://www.cshs-us.org/
The Center for State Homeland Security is a unique national resource dedicated to supporting state and local governments carry out their crucial role in homeland security while supporting the evolution of a national strategy across all levels of government and the private sector. The Center is structured as a non-profit partnership where the National Emergency Management Association (NEMA), the Adjutants General Association of the United States (AGAUS) and Mitretek Systems jointly undertake project activities and govern the Center under the auspices of an advisory board.