Dell OptiPlex 7050 Small Form Factor Owner's Manual page 54

Table 9. Security (continued)
Option
Admin Setup Lockout
Table 10. Secure Boot
Option
Secure Boot Enable
Expert key Management
Table 11. Intel Software Guard Extensions
Option
Intel SGX Enable
Enclave Memory Size
54 BIOS setup
Description
● One-Time Enable — User may enter OROM configuration
screens via the hotkeys on next boot only. After next boot,
the setting will revert to disabled.
● Disable — User may not enter OROM configuration
screens via the hotkey.
Allows you to enable or disable the option to enter Setup
when an Administrative password is set. This option is not set
by default.
Description
Allows you to enable or disable Secure Boot feature
● Disable (selected by default)
● Enable
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.
Description
Allows you to enable or disable the Intel Software Guard
Extensions to provide a secured environment for running
code/storing sensitive information in the context of the main
operating system.
● Disabled (default)
● Enabled
Allows you to set the Intel SGX Enclave Reserve Memory
Size.
● 32 MB
● 64 MB (Disabled by default)
● 128 MB (Disabled by default)