org.bouncycastle.crypto.generators.X448KeyPairGenerator Maven / Gradle / Ivy

Go to download

Show more of this group Show more artifacts with this name
Show all versions of bcprov-ext-debug-jdk18on Show documentation

The Bouncy Castle Crypto package is a Java implementation of cryptographic algorithms. This jar contains JCE provider and lightweight API for the Bouncy Castle Cryptography APIs for Java 1.8 and later with debug enabled.

The newest version!

package org.bouncycastle.crypto.generators;

import java.security.SecureRandom;

import org.bouncycastle.crypto.AsymmetricCipherKeyPair;
import org.bouncycastle.crypto.AsymmetricCipherKeyPairGenerator;
import org.bouncycastle.crypto.CryptoServicePurpose;
import org.bouncycastle.crypto.CryptoServicesRegistrar;
import org.bouncycastle.crypto.KeyGenerationParameters;
import org.bouncycastle.crypto.constraints.DefaultServiceProperties;
import org.bouncycastle.crypto.params.X448PrivateKeyParameters;
import org.bouncycastle.crypto.params.X448PublicKeyParameters;

public class X448KeyPairGenerator
    implements AsymmetricCipherKeyPairGenerator
{
    private SecureRandom random;

    public void init(KeyGenerationParameters parameters)
    {
        this.random = parameters.getRandom();

        CryptoServicesRegistrar.checkConstraints(new DefaultServiceProperties("X448KeyGen", 224, null, CryptoServicePurpose.KEYGEN));
    }

    public AsymmetricCipherKeyPair generateKeyPair()
    {
        X448PrivateKeyParameters privateKey = new X448PrivateKeyParameters(random);
        X448PublicKeyParameters publicKey = privateKey.generatePublicKey();
        return new AsymmetricCipherKeyPair(publicKey, privateKey);
    }
}