Dell OptiPlex 7080 Small Form Factor Setup and Specifications - Page 28

Secure boot options, Table 23. Security continued, Table 24. Secure Boot

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Table 23. Security (continued) Option Description ● Permanently Disabled Chassis Intrusion This field controls the chassis intrusion feature. Choose any one of the options: ● Disabled (default) ● Enabled ● On-Silent Admin Setup Lockout Allows you to prevent users from entering Setup when Admin password is set. This option is not set by default. Master Password Lockout Allows you to disable master password support. Hard Disk passwords need to be cleared before the settings can be changed. 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 24. 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 ● Delete All Keys- Deletes all the keys NOTE: If you disable the Custom Mode, all the changes made will be erased and the keys will restore to default settings. 28 System setup

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Table 23. Security (continued)
Option
Description
●
Permanently Disabled
Chassis Intrusion
This field controls the chassis intrusion feature.
Choose any one of the options:
●
Disabled (default)
●
Enabled
●
On-Silent
Admin Setup Lockout
Allows you to prevent users from entering Setup when Admin password is set. This option is
not set by default.
Master Password Lockout
Allows you to disable master password support. Hard Disk passwords need to be cleared
before the settings can be changed. 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 24. 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
●
Delete All Key
s- Deletes all the keys
NOTE:
If you disable the Custom Mode, all the changes made will be erased and the
keys will restore to default settings.
28
System setup