Security functions
Trusted Platform Module - TPM (device dependent)
TPMTrusted PlatformM odule
To use the TPM, you must enable the TPM in t he BIOS Setup before the software is
installed. The requirement for this is that you have assigned at least the supervisor
HDD password (see "
Secu rity fun ctions", Page 55).
Enabling TPM
• Requirement: You have assigned a supervisor password (see "Secu rity functions", Page 55).
► Call BIOS Setup and sele
ct the Security menu.
► Mark the TP M Security Chip Setting fi eld and press the Enter key.
► Select the entry Enabl
ed to enable the TPM
Once you have enabled the TPM the Clear Security Chip menu item ap pears.
You can clear the hold
er in the TPM using Clear Security Chip.WithEnabled,
all s ecret keys (e.g
. SRK - Storage Root Keys, AIK - Attestation Identity Keys
etc.) generated by
applications are deleted.
Take note that you c
an then no longer access the data you have
encrypte d on the h
older-based keys!
► 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 enabled a fter the reboot.
Disabling TPM
• Requirement: You have assigned a supervisor password (see "Secu rity functions", Page 55).
► Call BIOS Setup and select the Security menu.
► Mark the TP M Security Chip Setting fi eld and press the Enter key.
► Select the entry Disabled to disable the TPM.
► From the Exit menu, choose the opt ion Exit Saving Changes.
► Press the Enter key and select Yes.
The Tablet P C is rebooted and th e TPM is disabled.
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