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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 org.bouncycastle.crypto.InvalidSignatureException;
import org.bouncycastle.crypto.OutputVerifier;
import org.bouncycastle.crypto.Parameters;

/**
 * Base class for a FIPS signature verifier.
 *
 * @param  The parameters class for this verifier.
 */
public abstract class FipsOutputVerifier
    implements OutputVerifier
{
    // package protect construction
    FipsOutputVerifier()
    {
    }

    public abstract T getParameters();

    public abstract org.bouncycastle.crypto.UpdateOutputStream getVerifyingStream();

    public abstract boolean isVerified(byte[] signature)
        throws InvalidSignatureException;
}