Supero C7Z270-PG - Append Authorized Timestamp; Delete Osrecovery Signatures; Osrecovery Signature; Append Osrecovery Signature

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Supermicro C7Z270-PG Motherboard User’s Manual
Append Authorized TimeStamp
This item uploads and adds an Authorized TimeStamp into the Key Man-
agement. You may insert a factory default key or load from a le. When
prompted, select "Yes" to load Factory Defaults or "No' to load from a le.
Delete OSRecovery Signatures
This item deletes a previously installed OS Recovery Signature.
OsRecovery Signature
This item uploads and installs an OSRecovery Signature . You may insert
a factory default key or load from a le. The le formats accepted are:
1) Public Key Certicate
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 le.
Append OsRecovery Signature
This item uploads and adds an OSRecovery Signature into the Key Man-
agement. You may insert a factory default key or load from a le. When
prompted, select "Yes" to load Factory Defaults or "No' to load from a le.