Checklist Summary:

SCAP content for evaluation of Canonical Ubuntu 26.04 LTS hosts. This content embeds many pre-established profiles, such as NSA/NIAP Protection Profile for General Purpose Operating Systems. This content is applicable to all Ubuntu 26.04 LTS deployments, specifically including, but not limited to, bare metal, virtual machines, and container-based deployments.

Checklist Role:

• Operating System

Known Issues:

There are no known issues at time of release. To submit an issue, reference "Product Support" below.

Target Audience:

Ubuntu system administrators.

Target Operational Environment:

• Legacy
• Managed
• Sector-Specific Environment
• Specialized Security-Limited Functionality (SSLF)
• Standalone

Testing Information:

The SCAP content has been validated to the NIST SCAP 1.3 specifications.

Regulatory Compliance:

The baseline utilizes NIST 800-53 Rev5 as the source of underlying configuration requirements.

Comments/Warnings/Miscellaneous:

N/A

Disclaimer:

THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.

Product Support:

For support of Ubuntu itself, please contact Canonical Support at https://ubuntu.com/support/contact-us. For development questions of this baseline, and to report bugs or request features, please open a ticket at https://github.com/ComplianceAsCode/content.

Point of Contact:

Content developed by Mission IT (https://www.missionit.com) in collaboration with Canonical (https://canonical.com) via the ComplianceAsCode project (https://github.com/ComplianceAsCode/content).

Sponsor:

National Security Agency (United States), Australian Cyber Security Centre

Licensing:

Files in this project are works of the US Government and cannot be copyrighted, unless explicitly stated otherwise. Files with certain copyrights (as permitted by the Fedora Project Contributor Agreement) may be added but should be identified as such. This is free and unencumbered software released into the public domain. Anyone is free to copy, modify, publish, use, compile, sell, or distribute this software, either in source code form or as a compiled binary, for any purpose, commercial or non-commercial, and by any means. In jurisdictions that recognize copyright laws, the author or authors of this software dedicate any and all copyright interest in the software to the public domain. We make this dedication for the benefit of the public at large and to the detriment of our heirs and successors. We intend this dedication to be an overt act of relinquishment in perpetuity of all present and future rights to this software under copyright law. THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. For more information, please refer to: http://unlicense.org http://fedoraproject.org/wiki/Legal:Fedora_Project_Contributor_Agreement http://www.cendi.gov/publications/04-8copyright.html#toc30

Change History:

Dependency/Requirements:

URL	Description

References:

Reference URL	Description
https://checklists.missionit.com	Further documentation and how-to guides.

NIST checklist record last modified on 08/11/2026