HP dc7900 - Convertible Minitower PC Service & Reference Manual page 54

Table 4-1 Security Features Overview (continued)
System Security (some
models: these options
are hardware
dependent)
Setup Security Level
42 Chapter 4 Desktop Management
Data Execution Prevention (some models) (enable/disable) - Helps prevent operating system
security breaches.
Virtualization Technology (some models) (enable/disable) - Controls the virtualization features of the
processor. Changing this setting requires turning the computer off and then back on.
Virtualization Technology Directed I/O (some models) (enable/disable) - Controls virtualization DMA
remapping features of the chipset. Changing this setting requires turning the computer off and then
back on.
Trusted Execution Technology (some models) (enable/disable) - Controls the underlying processor
and chipset features needed to support a virtual appliance. Changing this setting requires turning
the computer off and then back on. To enable this feature you must enable the following features:
● Embedded Security Device Support
●
Virtualization Technology
● Virtualization Technology Directed I/O
Embedded Security Device Support (some models) (enable/disable) - Permits activation and
deactivation of the Embedded Security Device. Changing this setting requires turning the computer
off and then back on.
NOTE: To configure the Embedded Security Device, a Setup password must be set.
●
Reset to Factory Settings (some models) (Do not reset/Reset) - Resetting to factory defaults
will erase all security keys. Changing this setting requires turning the computer off and then
back on.
CAUTION: The embedded security device is a critical component of many security schemes.
Erasing the security keys will prevent access to data protected by the Embedded Security
Device. Choosing Reset to Factory Settings may result in significant data loss.
●
Power-on authentication support (some models) (enable/disable) - Controls the power-on
password authentication scheme that utilizes the Embedded Security Device. Changing this
setting requires turning the computer off and then back on.
● Reset authentication credentials (some models) (Do not reset/Reset) - Selecting Reset disables
the power-on authentication support and clears the authentication information from the
Embedded Security Device. Changing this setting requires turning the computer off and then
back on
OS management of Embedded Security Device (some models) (enable/disable) - This option allows
the user to limit operating system control of the Embedded Security Device. Changing this setting
requires turning the computer off and then back on. This option allows the user to limit OS control
of the Embedded Security Device.
●
Reset of Embedded Security Device through OS (some models) (enable/disable) - This option
allows the user to limit the operating system ability to request a Reset to Factory Settings of
the Embedded Security Device. Changing this setting requires turning the computer off and
then back on.
NOTE: To enable this option, a Setup password must be set.
Smart Card BIOS Password Support (some models) (enable/disable) - Allows the user to enable/
disable the Smart Card to be used in place of the Setup and Power-On Passwords. This setting
requires additional initialization within ProtectTools before this option will take effect.
PAVP (Some models) (disabled/min/max) - PAVP enables the Protected Audio Video Path in the
Chipset. This may allow viewing of some protected high definition content that would otherwise be
prohibited from playback. Selecting Max will assign 96 Megabytes of system memory exclusively to
PAVP.
Provides a method to allow end-users limited access to change specified setup options, without
having to know the Setup Password.