Supermicro X14SAE - Page 133

Note: This submenu is available when any secure keys have been installed.
Secure Boot variable / Size / Keys / Key Source
►Platform Key (PK)
Use this feature to enter and configure a set of values to be used as platform firmware
keys for the system. These values also indicate the sizes, key numbers, and the sources
of the authorized signatures. Select Update to update the platform key.
►Key Exchange Keys (KEK)
Use this feature to enter and configure a set of values to be used as Key Exchange Keys
for the system. These values also indicate the sizes, key numbers, and the sources of the
authorized signatures. Select Update to update the Key Exchange Keys. Select Append to
append the Key Exchange Keys.
►Authorized Signatures (db)
Use this feature to enter and configure a set of values to be used as Authorized Signatures
for the system. These values also indicate the sizes, key numbers, and sources of the
authorized signatures. Select Update to update the Authorized Signatures. Select Append
to append the new Authorized Signatures.
►Forbidden Signatures (dbx)
Use this feature to enter and configure a set of values to be used as Forbidden Signatures
for the system. These values also indicate sizes, key numbers, and key sources of the
forbidden signatures. Select Update to update the Forbidden Signatures. Select Append
to append the Forbidden Signature.
►Authorized TimeStamps (dbt)
Use this feature to set and save the timestamps for the Authorized Signatures, which will
indicate the time when these signatures are entered into the system. These values also
indicate sizes, keys, and key sources of the authorized timestamps. Select Update to
update the Authorized TimeStamps. Select Append to append the Authorized
TimeStamps.
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X14SAE/X14SAE-F: UEFI BIOS