Security functions
Trusted Platform Module (TPM) (device-dependent)
TPMTrusted Platform Module
To use the TPM, you must a ctivate the TPM in the BIOS Setup before the software
is installed. The condition for this is that you h ave assigned at least the supervisor
password (see "
Secu rity functions", Page 53).
Enabling TPM
• Requirement: You have assigned a supervisor password, see "Sec urity functio ns", Page 53.
► Call up the BIOS Setup an
d select the Sec urity menu.
► Mark the TPM Security Chip S ettin g field a nd press the Enter key.
► Select Enabled to acti
vate the TPM.
Once you have activated the TPM the Clear Security Chip option appea rs.
Select Clear Securit
yChipto delete the holder in the TPM. By clicking on Enabled,
all secret keys (e.g
. SRK - Storage Root Keys, AIK - Attestation Identity Keys
etc.) generated by
applications are deleted.
Please note that yo
u will then no longer be able to access the d ata you h ave
encrypted with th
e keys based on that holder.
► Select the Exit Sa
ving Changes option in the Exit menu.
► Press the Enter key and select Yes.
The Tablet PC res
tarts and the TPM is switched on after the reboot.
Disabling TPM
• Requirement: You have assigned a supervisor password, see "Sec urity functio ns", Page 53.
► Call up the BIOS Setup and select the Security menu.
► Mark the TPM Security Chip S ettin g field a nd press the Enter key.
► Select Disabled to deactivate the TPM.
► From the Exit menu, choose the option Exit Saving Changes.
► Press the Enter key and select Yes.
The Tablet PC is rebooted and the TPM is disabled.
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