SM9SigUserPublicKey (Bouncy Castle Library 1.86 API Specification)

All Superinterfaces:

java.security.Key, java.security.PublicKey, java.io.Serializable
```
public interface SM9SigUserPublicKey
extends java.security.PublicKey
```
Interface for a user's SM9 (GM/T 0044.2) signature public key: the signature master public key bound to the user's identity, the key an SM9 Signature verifies against. Obtained from SM9SigMasterPublicKey.getUserPublicKey(byte[]).

Field Summary
- Fields inherited from interface java.security.PublicKey
  serialVersionUID

Method Summary

All Methods Instance Methods Abstract Methods
Modifier and Type	Method	Description
`byte[]`	`getIdentity()`	The identity this key was derived for.
`SM9SigMasterPublicKey`	`getMasterPublicKey()`	The signature master public key this key was derived from.

Methods inherited from interface java.security.Key
getAlgorithm, getEncoded, getFormat

- Method Detail
  - getIdentity
```
byte[] getIdentity()
```
    The identity this key was derived for.
    
    Returns:
    
    the user's identity.
  - getMasterPublicKey
```
SM9SigMasterPublicKey getMasterPublicKey()
```
    The signature master public key this key was derived from.
    
    Returns:
    
    the signature master public key.