Attachment O DSO General Controlled Unclassified Information Guide CUIG signed

Controlled Unclassified Information Guide
Program: Defense Sciences Office (DSO) General CUI
Program Manager: DSO Program Manager Group
Program Security Officer: Darrell Shelton

Date: May 9, 2025
Version: 1.0
Digitally signed by

RUSSELL.BARTLETT. RUSSELL.BARTLETT.ANNE

HEALY.1511615948

ANNE

2025.05.13 13:03:03
HEALY.1511615948 Date:
-04'00'

signed by
SHELTON.DARRE Digitally

SHELTON.DARRELL.E.1060572352

LL.E.1060572352 Date: 2025.05.13 13:23:09 -04'00'

Bartlett A. H. Russell, Ph.D.
DSO Director

Darrell Shelton
DSO Program Security Officer

DISTRIBUTION STATEMENT A

Approved for Public Release: Distribution Unlimited

FOREWORD

1. DESCRIPTION

2. AUTHORITY

3. DISTRIBUTION

GENERAL

1. PURPOSE

2. APPLICABILITY AND SCOPE

3. OFFICE OF PRIMARY RESPONSIBILITY

4. CONTROLLED UNCLASSIFIED INFORAMTION (CUI) CHALLENGES

5. OPERATION SECURITY (OPSEC)

6. CUI CATAGORIES

7. EXPORT CONTROL RESTRICTED INFORMATION

8. FREEDOM OF INFORMATION ACT (FOIA) EXEMPT INFORMATION

9. DISCLOSURE of CUI

10. CUI PROTECTION REQUIREMENTS

11. NOTIFICATION OF UNAUTHORIZED DISCLOSURE

12. INFORMATION PROTECTION GUIDANCE CHARTS

ii

DISTRIBUTION STATEMENT A

Approved for Public Release: Distribution Unlimited

FOREWORD

1. DESCRIPTION

This guide will provide marking instructions to all UNCLASSIFIED DSO solicitations or requests that do not issue program-specific Controlled Unclassified Information (CUI) guidance.

2. AUTHORITY

CUI elements referenced in this guide are under the authority of DoDI 5200.48, “Controlled Unclassified Information,” March 6, 2020.

3. DISTRIBUTION

Distribution unlimited, approved for public release.

DISTRIBUTION STATEMENT A

Approved for Public Release: Distribution Unlimited

iii

GENERAL

1. PURPOSE

a. The purpose of this controlled unclassified information (CUI) guide is to ensure the protection of information IAW DoDI 5200.48. This information should be controlled and stored consistently with federal requirements and guidance from the National Institute for Standards and Technology (NIST). Sensitive information does not include information in the public domain.
b. This guide is not for classified national security information as defined in Executive Order 13526 but identifies specific elements of sensitive information that are unclassified in nature but still require protection. This information is not classified national security information, but it is covered by the legislation at large for the Freedom of Information Act (FOIA) and the exemptions therein, Patents filled under 35 U.S.C.