The Homeland Security Distinguished Service Medal is a military decoration of the Department of Homeland Security, which is presented to United States Armed Forces servicemembers for exceptionally meritorious service. The current version of the medal was established in February 2003, retroactive to March 1, 2002.
It is equivalent to the United States Department of Defense's Defense Distinguished Service Medal.
https://en.wikipedia.org/wiki/Homeland_Security_Distinguished_Servi...