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Asus TPM-SPI Quick Start Manual page 3

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Clearing the TPM security hardware
You can clear the TPM security hardware either from the BIOS or the OS.
Clearing from the BIOS
To clear from the BIOS:
1.
Launch the Trusted Computing BIOS screen.
NOTE: For details, refer to steps 2-3 of the section Using the TPM-SPI card.
Set the Pending operation item to [TPM Clear].
2.
Aptio Setup Utility - Copyright (C) 2018 American Megatrends, Inc.
TPM20 Device Found
Security Device Support
Active PCR banks
Available PCR banks
SHA-1 PCR Bank
SHA256 PCR Bank
Pending operation
Platform Hierarchy
Storage Hierarchy
Endorsement Hierarchy
TPM2.0 UEFI Spec Version
Physical Presence Spec Version
Version 2.17.1246 Copyright (C) 2018 American Megatrends, Inc.
3.
Press <F10> to save the changes and exit the BIOS Setup program.
Advanced
Pending operation
None
TPM Clear
[Enable]
SHA-1,SHA256
SHA-1,SHA256
[Enabled]
[Enabled]
[None]
[Enabled]
[Enabled]
[Enabled]
[TCG_2]
[1.3]
Enables or Disables BIOS
support for security
device. O.S. will not
show Security Device. TCG
EFI protocol and INT1A
interface will not be
available.
:
Select Screen
: Select Item
Enter: Select
+/-: Change Opt.
F1:
General Help
F2:
Previous Values
F5:
Optimized Defaults
F10: Save & Exit
ESC: Exit

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