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The FIPS 140-3 Bouncy Castle Crypto package is a Java implementation of cryptographic algorithms certified to FIPS 140-3 level 1. This jar contains JCE provider and low-level API for the BC-FJA version 2.0.0, FIPS Certificate #4743. Please see certificate for certified platform details.

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package org.bouncycastle.crypto.fips;

import java.security.SecureRandom;

import org.bouncycastle.crypto.OutputSignerUsingSecureRandom;
import org.bouncycastle.crypto.Parameters;
import org.bouncycastle.crypto.PlainInputProcessingException;
import org.bouncycastle.crypto.UpdateOutputStream;

/**
 * Base class for a FIPS signature generator that makes use of a SecureRandom as part of the signing process.
 *
 * @param  The parameters class for this signer.
 */
public abstract class FipsOutputSignerUsingSecureRandom
    extends FipsOutputSigner
    implements OutputSignerUsingSecureRandom
{
    // package protect construction
    FipsOutputSignerUsingSecureRandom()
    {
    }

    public abstract T getParameters();

    public abstract UpdateOutputStream getSigningStream();

    public abstract byte[] getSignature()
        throws PlainInputProcessingException;

    public abstract FipsOutputSignerUsingSecureRandom withSecureRandom(SecureRandom random);
}