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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 JDK 1.5 to JDK 1.8 with debug enabled.
package org.bouncycastle.pqc.crypto.newhope;
import java.security.SecureRandom;
import org.bouncycastle.crypto.AsymmetricCipherKeyPair;
import org.bouncycastle.crypto.AsymmetricCipherKeyPairGenerator;
import org.bouncycastle.crypto.KeyGenerationParameters;
public class NHKeyPairGenerator
implements AsymmetricCipherKeyPairGenerator
{
private SecureRandom random;
public void init(KeyGenerationParameters param)
{
this.random = param.getRandom();
}
public AsymmetricCipherKeyPair generateKeyPair()
{
byte[] pubData = new byte[NewHope.SENDA_BYTES];
short[] secData = new short[NewHope.POLY_SIZE];
NewHope.keygen(random, pubData, secData);
return new AsymmetricCipherKeyPair(new NHPublicKeyParameters(pubData), new NHPrivateKeyParameters(secData));
}
}
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