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tpm.dev.tutorials/TPM-Commands/TPM2_Certify.md
Nicolas Williams 3b4191c0ae Expand on restricted keys; describe more TPM commands
2021-05-19 16:15:27 -05:00

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TPM2_Certify()

TPM2_Certify() signs an assertion that some named object is loaded in the TPM.

Inputs

  • TPMI_DH_OBJECT objectHandle (object to be certified)
  • TPMI_DH_OBJECT signHandle (handle for a signing key)
  • TPM2B_DATA qualifyingData (extra data)
  • TPMT_SIG_SCHEME inScheme ("signing scheme to use if the schemefor signHandleis TPM_ALG_NULL")

Outputs (success case)

  • TPM2B_ATTEST certifyInfo (what was signed)
  • TPMT_SIGNATURE signature (signature)

References