Chapter 4: UEFI BIOS
161
Platform Key(PK)
keys for the system. These values also indicate the sizes, keys numbers, and the sources
of the authorized signatures. Select Update to update the platform key.
Key Exchange Keys(KEK)
for the system. These values also indicate the sizes, keys numbers, and the sources of the
authorized signatures. Select Update to update your "Key Exchange Keys". Select Append
to append your "Key Exchange Keys".
Authorized Signatures(db)
for the system. These values also indicate the sizes, keys numbers, and the sources of
the authorized signatures. Select Update to update your "Authorized Signatures". Select
Append to append your "Authorized Signatures".
Forbidden Signatures(dbx)
for the system. These values also indicate sizes, key numbers, and key sources of the
forbidden signatures. Select Update to update your "Forbidden Signatures". Select Append
to append your "Forbidden Signatures".
Authorized TimeStamps(dbt)
This feature allows you 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
your "Authorized TimeStamps". Select Append to append your "Authorized TimeStamps".
OsRecovery Signature(dbr)
This feature allows you to set and save the authorized signatures used for OS recovery.
Select Update to update your "OS Recovery Signatures". These values also indicate sizes,
keys, and key sources of the OsRecovery signatures. Select Append to append your "OS
Recovery Signatures".
To Next Page
Loading...
