org.bouncycastle.crypto.params.NaccacheSternKeyParameters 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.params;

import java.math.BigInteger;

/**
 * Public key parameters for NaccacheStern cipher. For details on this cipher,
 * please see
 * 
 * https://www.gemplus.com/smart/rd/publications/pdf/NS98pkcs.pdf
 */
public class NaccacheSternKeyParameters extends AsymmetricKeyParameter
{

    private BigInteger g, n;

    int lowerSigmaBound;

    /**
     * @param privateKey
     */
    public NaccacheSternKeyParameters(boolean privateKey, BigInteger g, BigInteger n, int lowerSigmaBound)
    {
        super(privateKey);
        this.g = g;
        this.n = n;
        this.lowerSigmaBound = lowerSigmaBound;
    }

    /**
     * @return Returns the g.
     */
    public BigInteger getG()
    {
        return g;
    }

    /**
     * @return Returns the lowerSigmaBound.
     */
    public int getLowerSigmaBound()
    {
        return lowerSigmaBound;
    }

    /**
     * @return Returns the n.
     */
    public BigInteger getModulus()
    {
        return n;
    }

}