278-Secure Boot Authentication Failure

Symptom

278- Secure Boot Authentication Failure. One or more UEFI drivers or applications was not authorized due to revoked certificate(s) and was not executed. Action: Update the SW/FW to a revision with a valid certificate.

Cause

The current software or firmware revision does not have a valid certificate.

Action
Update the software or firmware to a revision with a valid certificate. For more information, see "Keeping the system current" in the HPE ProLiant Gen9 Troubleshooting Guide, Volume I on the Hewlett Packard Enterprise website.