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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.crypto.tls;
import org.bouncycastle.crypto.DSA;
import org.bouncycastle.crypto.params.AsymmetricKeyParameter;
import org.bouncycastle.crypto.params.ECPublicKeyParameters;
import org.bouncycastle.crypto.signers.ECDSASigner;
import org.bouncycastle.crypto.signers.HMacDSAKCalculator;
public class TlsECDSASigner
extends TlsDSASigner
{
public boolean isValidPublicKey(AsymmetricKeyParameter publicKey)
{
return publicKey instanceof ECPublicKeyParameters;
}
protected DSA createDSAImpl(short hashAlgorithm)
{
return new ECDSASigner(new HMacDSAKCalculator(TlsUtils.createHash(hashAlgorithm)));
}
protected short getSignatureAlgorithm()
{
return SignatureAlgorithm.ecdsa;
}
}
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