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Chapter 6: BIOS
OsRecovery Signature
This item uploads and installs an OSRecovery Signature. You may insert a factory default
key or load from a file. The file formats accepted are:
1) Public Key Certificate
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
When prompted, select "Yes" to load Factory Defaults or "No" to load from a file.
Set New
Select Yes to load the DBR from the manufacturer's defaults. Select No to load the DBR
from a file. The options are Yes and No.
Append
This item uploads and adds an OSRecovery Signature into the Key Management. You
can insert a factory default key or load from a file. When prompted, select "Yes" to load
Factory Defaults or "No" to load from a file.
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