Information
To ensure users do not experience denial of service when performing certificate-based authentication to DOD websites due to the system chaining to a root other than DOD Root CAs, the US DOD CCEB Interoperability Root CA cross-certificates must be installed in the Untrusted Certificate Store. This requirement only applies to unclassified systems.
Solution
Install the US DOD CCEB Interoperability Root CA cross-certificate on unclassified systems.
Issued To - Issued By - Thumbprint
9B74964506C7ED9138070D08D5F8B969866560C8
NotAfter: 7/18/2025 9:56:22 AM
Issued To: DOD Root CA 6
Issued By: US DOD CCEB Interoperability Root CA 2
Thumbprint: D471CA32F7A692CE6CBB6196BD3377FE4DBCD106
NotAfter: 7/18/2026
The certificates can be installed using the InstallRoot tool. The tool and user guide are available on Cyber Exchange at https://cyber.mil/pki-pke/tools-configuration-files. Certificate bundles published by the PKI can be found at https://crl.gds.disa.mil/.