Internal controls (21 - 30 of 47 items)
Aviation Security: TSA Has Made Progress, but Additional Efforts Are Needed to Improve Security
GAO-11-938T: Published: Sep 16, 2011. Publicly Released: Sep 16, 2011.
Maritime Security: Progress Made, but Further Actions Needed to Secure the Maritime Energy Supply
GAO-11-883T: Published: Aug 24, 2011. Publicly Released: Aug 24, 2011.
Aviation Security: TSA Has Taken Actions to Improve Security, but Additional Efforts Remain
GAO-11-807T: Published: Jul 13, 2011. Publicly Released: Jul 13, 2011.
National Preparedness: DHS and HHS Can Further Strengthen Coordination for Chemical, Biological, Radiological, and Nuclear Risk Assessments
GAO-11-606: Published: Jun 21, 2011. Publicly Released: Jun 21, 2011.
Maritime Security: Federal Agencies Have Taken Actions to Address Risks Posed by Seafarers, but Efforts Can Be Strengthened
GAO-11-195: Published: Jan 14, 2011. Publicly Released: Jan 14, 2011.
Critical Infrastructure Protection: DHS Efforts to Assess and Promote Resiliency Are Evolving but Program Management Could Be Strengthened
GAO-10-772: Published: Sep 23, 2010. Publicly Released: Oct 25, 2010.
American Samoa: Performing a Risk Assessment Would Better Inform U.S. Agencies of the Risks Related to Acceptance of Certificates of Identity
GAO-10-638: Published: Jun 11, 2010. Publicly Released: Jul 12, 2010.
Secure Border Initiative: DHS Has Faced Challenges Deploying Technology and Fencing Along the Southwest Border
GAO-10-651T: Published: May 4, 2010. Publicly Released: May 4, 2010.
Aviation Security: A National Strategy and Other Actions Would Strengthen TSA's Efforts to Secure Commercial Airport Perimeters and Access Controls
GAO-09-399: Published: Sep 30, 2009. Publicly Released: Sep 30, 2009.
National Preparedness: FEMA Has Made Progress, but Needs to Complete and Integrate Planning, Exercise, and Assessment Efforts
GAO-09-369: Published: Apr 30, 2009. Publicly Released: May 29, 2009.