Homeland Security Digital Library (HSDL)

The Homeland Security Digital Library is sponsored by the U.S. Department of Homeland Security's Office of Grants and Training and the Naval Postgraduate School's Center for Homeland Defense and Security. The HSDL is the nation's premier tool for homeland security policy and strategy research. The collection includes homeland security strategy, policy and research documents published by: Federal, state and local government agencies; International governments and institutions; and Research institutions, universities, think tanks.