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TPMAPI_E_INVALID_OWNER_AUTH
TPMAPI_E_INVALID_OWNER_AUTH is a Windows TPM API result. It indicates that the supplied owner authorization data is malformed or is not encoded in the required TPM API representation.
What to check for TPMAPI_E_INVALID_OWNER_AUTH
- Verify the API-specific format, length, and encoding of owner authorization data.
- Check whether the TPM was cleared or reprovisioned after the authorization value was obtained.
- Do not expose owner authorization values in logs, crash dumps, or diagnostics.
Microsoft documentation for TPMAPI error codes
Diagnostic discriminator: Check the owner-authorization value and its expected encoding before issuing the operation. This result identifies invalid owner authorization, not a general access-denied condition.
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