General Security

Industrial Security

Information Security

Operations Security

Personnel Security

Physical Security

Special Access Programs

CDSE courses are intended for use by Department of Defense and other U.S. Government personnel and contractors within the National Industrial Security Program.

Open eLearning Courses

If you are an occasional user of CDSE courses (e.g., once a year mandatory training) we recommend that you take our Open eLearning Courses. Unlike STEPP, no registration or sign-in is required.