Operation Manual

Security functions
Trusted P latform Module (TPM) (device-dependent)
TPMTrusted Platform Module
To use the TPM, you must ac tivate the TPM in the BIOS Setup be fore the software
is installed. The condition for this is that you have assigned at least the supervisor
password (see "
Securit y functions", Page 66).
Enabling TPM
• Requirement: You have assigned a supervisor pa ssword, see "Securit y functions", Page 66.
► Call up the B IO S Setup an
d select the Security menu.
► Mark the TPM Security Chip Setting field and press the Enter key.
► Select Enabled to acti
vate the TPM .

Once you have activated the TPM the Clear Security Chip option appears.
Select Clear Securit
y Chip to 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 data you have
encrypted wi th th
e keys based on that holder.
► Select the Exit Sa
ving Changes option in the Exit menu.
► Press the Enter k ey 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 pa ssword, see "Securit y functions", Page 66.
► C all up the BIOS Setup and select the Security menu.
► Mark the TPM Security Chip Setting field and press the Enter key.
► Select Disabled to deactivate the TPM.
► From the Exit menu, choose t he option Exit Saving Changes.
► Press the Enter k ey and select Yes.

The Tablet PC is rebooted and the TPM is disabled.
70 Fujitsu