Table 5. Security menu items (continued)
Menu item
Submenu item
Selection
Comments
Security Chip
• Active
•
Inactive
• Disabled
If you select
Active
, the security
chip is functional. If you select
Inactive
, the
Security Chip
option
is visible, but the security chip
is not functional. If you select
Disabled
, the
Security Chip
option
is hidden and the security chip is
not functional.
Security Reporting
Options
Enable or disable the following
Security Reporting Options:
•
BIOS ROM Strings Reporting
:
BIOS text string
•
CMOS Reporting
: CMOS data
•
NVRAM Reporting
: Security
data stored in the Asset ID
•
SMBIOS Reporting
: SMBIOS
data
Clear Security Chip
Enter
Clear the encryption key.
Note:
This item is displayed only
if you have selected
Active
for the
Security Chip
option.
Physical Presence for
Provisioning
•
Disabled
• Enabled
This option enables or disables the
confirmation message when you
change the settings of the security
chip.
Security Chip
Physical Presence for
Clear
• Disabled
•
Enabled
This option enables or disables the
confirmation message when you
clear the security chip.
Flash BIOS Updating by
End-Users
• Disabled
•
Enabled
If you select
Enabled
, all users can
update the UEFI BIOS. If you select
Disabled
, only the person who
knows the supervisor password can
update the UEFI BIOS.
UEFI BIOS Update Option
Secure RollBack
Prevention
•
Disabled
• Enabled
If you select
Disabled
, you can flash
the older version the UEFI BIOS.
Memory Protection
Execution Prevention
• Disabled
•
Enabled
Some computer viruses and worms
cause memory buffers to overflow.
By selecting
Enabled
you can
protect your computer against
attacks by such viruses and worms.
If you find that an application
program does not run correctly after
choosing
Enabled
, select
Disabled
and reset the setting.
Chapter 8
.
Advanced configuration
87
Summary of Contents for ThinkPad S440
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