Module ibm.crypto.hdwrcca

Package com.ibm.crypto.hdwrCCA.provider

Class DilithiumKeyPairGenerator

java.lang.Object

java.security.KeyPairGeneratorSpi

com.ibm.crypto.hdwrCCA.provider.DilithiumKeyPairGenerator

public class DilithiumKeyPairGenerator
extends KeyPairGeneratorSpi

This class generates CRSTALS-Dilithium public/private key pairs via hardware. An application can specify the size, the key label, the storage type and usage type of the key pair to be generated via an instance of the DilithiumKeyParameterSpec class.

Constructor Summary

Constructors

Constructor	Description
DilithiumKeyPairGenerator()	Creates a new instance of this class.

Method Summary

Modifier and Type	Method	Description
KeyPair	generateKeyPair()	Generates a CRYSTALS-Dilithium key pair via hardware.
void	initialize(int keysize, SecureRandom random)	CRYSTALS-Dilithium does not support key size specifications.
void	initialize(AlgorithmParameterSpec params, SecureRandom random)	Initializes this KeyPairGenerator for given parameters and secure random source.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Details

DilithiumKeyPairGenerator

public DilithiumKeyPairGenerator()

Creates a new instance of this class.

Method Details

initialize

public void initialize(int keysize,
 SecureRandom random)

CRYSTALS-Dilithium does not support key size specifications.

Specified by:

initialize in class KeyPairGeneratorSpi

initialize

public void initialize(AlgorithmParameterSpec params,
 SecureRandom random)
                throws InvalidAlgorithmParameterException

Initializes this KeyPairGenerator for given parameters and secure random source.

Overrides:

initialize in class KeyPairGeneratorSpi

Parameters:

params - the AlgorithmParameterSpec for this object.

random - the SecureRandom object for generating random numbers.

Throws:

InvalidAlgorithmParameterException - thrown when parameter set is not recognized.

generateKeyPair

public KeyPair generateKeyPair()

Generates a CRYSTALS-Dilithium key pair via hardware.

Specified by:

generateKeyPair in class KeyPairGeneratorSpi

Returns:

a KeyPair contains a pair of generated CRYSTALS-Dilithium keys

Throws:

IllegalArgumentException - in the key label formal is not valid