Dell OptiPlex 7070 Small Form Factor Setup and Specifications - Page 21

Secure boot options

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Option Absolute Chassis Intrusion OROM Keyboard Access Admin Setup Lockout SMM Security Mitigation Description Choose any one option: • Disabled • Enabled (default) This field lets you Enable, Disable or Permanently Disable the BIOS module interface of the optional Absolute Persistence Module service from Absolute Software. • Enabled (default) • Disabled • Permanently Disabled This field controls the chassis intrusion feature. Choose any one of the option: • Disabled (default) • Enabled • On-Silent • Disabled • Enabled (default) • One Time Enable Allows you to prevent users from entering Setup when Admin password is set. This option is not set by default. Allows you to enable or disable additional UEFI SMM Security Mitigation protections. This option is not set by default. Secure boot options Table 22. Secure Boot Option Secure Boot Enable Secure Boot Mode Expert key Management Description Allows you to enable or disable Secure Boot feature • Secure Boot Enable This option is not selected by default. Allows you to modify the behavior of Secure Boot to allow evaluation or enforcement of UEFI driver signatures. • Deployed Mode (default) • Audit Mode Allows you to manipulate the security key databases only if the system is in Custom Mode. The Enable Custom Mode option is disabled by default. The options are: • PK (default) • KEK • db • dbx If you enable the Custom Mode, the relevant options for PK, KEK, db, and dbx appear. The options are: • Save to File- Saves the key to a user-selected file • Replace from File- Replaces the current key with a key from a user-selected file • Append from File- Adds a key to the current database from a user-selected file • Delete- Deletes the selected key • Reset All Keys- Resets to default setting System setup 21

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Option
Description
Choose any one option:
•
Disabled
•
Enabled (default)
Absolute
This field lets you Enable, Disable or Permanently Disable the BIOS module interface of the optional
Absolute Persistence Module service from Absolute Software.
•
Enabled
(default)
•
Disabled
•
Permanently Disabled
Chassis Intrusion
This field controls the chassis intrusion feature.
Choose any one of the option:
•
Disabled
(default)
•
Enabled
•
On-Silent
OROM Keyboard Access
•
Disabled
•
Enabled
(default)
•
One Time Enable
Admin Setup Lockout
Allows you to prevent users from entering Setup when Admin password is set. This option is not set
by default.
SMM Security Mitigation
Allows you to enable or disable additional UEFI SMM Security Mitigation protections. This option is
not set by default.
Secure boot options
Table 22. Secure Boot
Option
Description
Secure Boot Enable
Allows you to enable or disable Secure Boot feature
•
Secure Boot Enable
This option is not selected by default.
Secure Boot Mode
Allows you to modify the behavior of Secure Boot to allow evaluation or enforcement of UEFI
driver signatures.
•
Deployed Mode
(default)
•
Audit Mode
Expert key Management
Allows you to manipulate the security key databases only if the system is in Custom Mode. The
Enable Custom Mode
option is disabled by default. The options are:
•
PK
(default)
•
KEK
•
db
•
dbx
If you enable the
Custom Mode
, the relevant options for
PK, KEK, db, and dbx
appear. The
options are:
•
Save to File
- Saves the key to a user-selected file
•
Replace from File
- Replaces the current key with a key from a user-selected file
•
Append from File
- Adds a key to the current database from a user-selected file
•
Delete
- Deletes the selected key
•
Reset All Keys
- Resets to default setting
System setup
21