CKM_SEED_MAC
Supported Operations
| Encrypt and Decrypt | No |
| Sign and Verify | Yes |
| SignRecover and VerifyRecover | No |
| Digest | No |
| Generate Key/Key-Pair | No |
| Wrap and Unwrap | No |
| Derive | No |
| Available in FIPS Mode | No |
Key Size Range (bytes) and Parameters
| Minimum | 16 |
| Maximum | 16 |
| Parameter | None |
Description
SEED-MAC, denoted by CKM_SEED_MAC, is a special case of the general-length SEED-MAC mechanism. SEED-MAC always produces and verifies MACs that are eight bytes in length. It does not have a parameter.
Constraints on key types and the length of data are summarized in the following table.
| Function | Key Type | Data Length | Signature Length |
|---|---|---|---|
| C_Sign | CKK_SEED
|
any | ½ block size (8 bytes) |
| C_Verify | CKK_SEED
|
any | ½ block size (8 bytes) |
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