A+ Server AS -1024US-TRT User's Manual
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Append Key
Select Yes to add the DBT from the manufacturer's defaults list to the existing DBT. Select
OsRecovery Signature
The options are Update and Append.
This item uploads and installs an OSRecovery Signature. You may select options for
accepted are:
a. EFI Signature List
b. EFI CERT X509 (DER Encoded)
c. EFI CERT RSA2048 (bin)
d. EFI SERT SHA256 (bin)
2) EFI Time Based Authenticated Variable