| Previous | Next |
| SL_REMAPPING_SP_PUB_CRYPTO_INVALID_CIPHERMODE | SL_REMAPPING_SP_PUB_CRYPTO_UNKNOWN_KEYID |
SL_REMAPPING_SP_PUB_CRYPTO_UNKNOWN_PROVIDERID
What the protected licensing code means
SL_REMAPPING_SP_PUB_CRYPTO_UNKNOWN_PROVIDERID (0xC004D205) is emitted by cryptographic processing inside the security processor. It marks a specific point inside the provider, algorithm, key, hash, signature and block-processing stage used to authenticate protected licensing data: the cryptographic provider identifier is not registered in the security-processor API.
This distinction matters because the provider is unknown before any key or cipher lookup can succeed. A later “not licensed” state should not replace the first exact HRESULT in logs.
Where it sits in the licensing pipeline
Algorithm selection, key lookup, block formatting and signature verification are independent boundaries; a failure in one does not prove corruption at the others. To verify this, capture provider ID, API version, loaded component versions and the producer of the protected object.
Cryptographic material should be logged by identifier, length, hash or thumbprint rather than by exporting secret keys or plaintext protected data.
Minimum data for a reliable diagnosis
- key type and key-material length
- cipher mode, block size and padding mode
- hash state and digest length
- signature format, length and verification key
- provider and algorithm identifiers
Do not confuse it with these nearby results
| Result | Different condition |
|---|---|
SL_REMAPPING_SP_PUB_CRYPTO_INVALID_CIPHERMODE | Compared with this result, the requested encrypt/decrypt or chaining-mode configuration is internally contradictory or unsupported. |
SL_REMAPPING_SP_PUB_CRYPTO_UNKNOWN_KEYID | Compared with this result, the requested cryptographic key type or key identifier is unknown to the selected provider. |
SL_REMAPPING_SP_PUB_CRYPTO_INVALID_CIPHER | Compared with this result, the requested cipher identifier is not a valid supported encryption algorithm. |
Checks in the useful order
- Identify the caller and operation instance that produced
0xC004D205. - Collect the code-specific evidence: capture provider ID, API version, loaded component versions and the producer of the protected object.
Correcting the producing condition
Use the platform provider expected by the object or restore matching components through servicing.
Representative case: A license blob names a provider ID introduced by a component version absent from the machine.
Actions that usually destroy useful evidence
- Do not publish keys, decrypted license blobs or complete protected payloads in a support ticket.
- Do not disable signature or padding validation to make the operation continue.
Technical references
- CNG cryptographic primitive functions — supported state, API or recovery information relevant to this HRESULT.
- BCryptHashData — reference for evidence collection and post-repair verification.
- BCryptVerifySignature — technical contract for the subsystem producing it.
- Signing data with CNG — official platform context used to interpret it.
Looking for a different code? Search another status or error code.