Center for Development of Security Excellence (CDSE)

CUI Mandatory Training Course *       

CDSE Home Page

CDSE Security Awareness Hub

CDSE Information Security Page

CDSE CUI Toolkit

* The CUI Mandatory Training Course is the official initial CUI training course and also meets the annual refresher training requirement.  

Certificates:  There is a test at the end of the CDSE mandatory training course.  When you finish the test, you have the opportunity to create and print a certificate.  If you take the training through a learning management system, you should receive a certificate.  If you have any problems with getting a certificate, please talk to your training manager.

DoD Training Aids

CUI Awareness and Marking Briefing

CUI Marking Aid

CUI Quick Reference Guide

Trigraph Country Codes

DoD Infographics

CUI Basics for Congress

CUI Basics for Congress FAQs

CUI Basics for DoD Personnel

NIST CUI Resources

NIST Special Publication 800-53, Revision 5, "Security and Privacy Controls for Federal Information Systems and Organizations"

NIST Special Publication 800-171, Revision 2,  "Protecting Controlled Unclassified Information in Nonfederal Information Systems and Organizations"