Specifications

Option Description
• Deactivate
• Disable
• Activate - This option is selected by default.
Chassis Intrusion This eld controls the chassis intrusion feature.
Choose any one of the option:
• 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 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 le
• Replace from File- Replaces the current key with a key from a user-selected le
• Append from File- Adds a key to the current database from a user-selected le
• Delete- Deletes the selected key
• Reset All Keys- Resets to default setting
• Delete All Keys- Deletes all the keys
System setup 21