APT:Unwrap1
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Request
| Index Word | Description |
|---|---|
| 0 | Header code [0x00530104] |
| 1 | Output Size |
| 2 | Input Size |
| 3 | Nonce Offset |
| 4 | Nonce Size (capped to 12) |
| 5 | (Input Size << 4) | 0xA |
| 6 | void*, Input |
| 7 | (Output Size << 4) | 0xC |
| 8 | void*, Output |
Response
| Index Word | Description |
|---|---|
| 0 | Header code |
| 1 | Result code |
Description
Similar to APT:Unwrap, but using a software AES-CCM implementation with a different key stored in the NS module. This is probably to avoid a bug in the hardware implementation.