User's Manual

Security functions
Trusted Platform Module - TPM (device dependent)
To use the TPM, you must enable the TPM in the BIOS Setup before the software is
installed. The requirement for this is that you have assigned at least the supervisor
HDD password (see "Security functions", Page 60).
Enabling TPM
• Requirement: You have assigned a supervisor password (see "Security functions", Page 60).
► Call BIOS Setup and select the Security menu.
► Mark the TPM Security Chip Setting field and press the Enter key.
► Select the entry Enabled to enable the TPM
4
Once you have enabled the TPM the Clear Security Chip menu item appears.
You c
an clear the holder in the TPM using Clear Security Chip. With Enabled,
all s
ecret keys (e.g. SRK - Storage Root Keys, AIK - Attestation Identity Keys
etc.) gener
ated by applications are deleted.
Take note that you can then no longer access the data you have
encrypted on
the holder-based keys!
► Select the Exit Saving Changes option in the Exit menu.
► Press the Enter key and select Yes.
4
The Tablet PC restarts and the TPM is enabled after the reboot.
Disabling TPM
• Requirement: You have assigned a supervisor password (see "Security functions", Page 60).
► Call BIOS Setup and select the Security menu.
► Mark the TPM Security Chip Setting field and press the Enter key.
► Select the entry Disabled to disable the TPM.
► From the Exit menu, choose the option Exit Saving Changes.
► Press the Enter key and select Yes.
4
The Tablet PC is rebooted and the TPM is disabled.
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