Chapter 3 – AMI BIOS Setup 18Server Board ARES-WHI03.4.1 Advanced: Trusted ComputingOptions summary:Security DeiceSupportEnable Optimal Default, Failsafe DefaultDisableEnables or Disables BIOS support for security device. O.S. will not show Security Device.TCG EFI protocol and INT1A interface will not be available.SHA-1 PCR Bank DisabledEnabled Optimal Default, Failsafe DefaultEnable or Disable SHA-1 PCR BankSHA256 PCR Bank DisabledEnabled Optimal Default, Failsafe DefaultEnable or Disable SHA256 PCR Bank.