Scheduled maintenance will take place between 7:00 PM ET and 8:00 PM ET on March 4th, 2026. During that time, users may experience temporary slowness or brief service interruptions. The maintenance window is expected to last approximately one hour.
SCAP must evolve continuously to meet the changing needs of the community. As a result, multiple versions of SCAP may be available at any given time. The following list presents the versions that are currently available. The current effective version is SCAP 1.3.
SCAP: Security Content Automation Protocol
Version: 1.4 (IPD)
Status: IPD (Initial Public Distribution)
Specification: NIST SP 800-126 Rev. 4
Annex: NIST SP 800-126 Rev. 4 Annex
SCAP: Security Content Automation Protocol
Version: 1.3
Status: Final
Specification: NIST SP 800-126 Rev. 3
Annex: NIST SP 800-126 Rev. 3 Annex
SCAP: Security Content Automation Protocol
Version: 1.2
Status: Final
Specification: NIST SP 800-126 Rev. 2
SCAP: Security Content Automation Protocol
Version: 1.1
Status: Final
Specification: NIST SP 800-126 Rev. 1
SCAP: Security Content Automation Protocol
Version: 1.0
Status: Final
Specification: NIST SP 800-126
Security and Privacy: configuration management, patch management, security automation, security measurement, vulnerability management