Win32 COM Error – TPM_E_PCP_UNSUPPORTED_PSS_SALT – 0x40290423

In this post, you’ll learn more about the Error TPM_E_PCP_UNSUPPORTED_PSS_SALT – 0x40290423 that is returned when working with the COM-based APIs in Win32

Win32 COM Error

TPM_E_PCP_UNSUPPORTED_PSS_SALT – 0x40290423

Win32 COM Error Error Description

The requested salt size for signing with RSAPSS does not match what the TPM uses.

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