http://www.bouncycastle.org/java.html: 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. 
package org.bouncycastle.crypto.generators;

import org.bouncycastle.crypto.Digest;


KFD2 generator for derived keys and ivs as defined by IEEE P1363a/ISO 18033


This implementation is based on IEEE P1363/ISO 18033.

/**
 * KFD2 generator for derived keys and ivs as defined by IEEE P1363a/ISO 18033
 * <br>
 * This implementation is based on IEEE P1363/ISO 18033.
 */
public class KDF2BytesGenerator
    extends BaseKDFBytesGenerator
{
    
Construct a KDF2 bytes generator. Generates key material
according to IEEE P1363 or ISO 18033 depending on the initialisation.



Params:
  • digest – the digest to be used as the source of derived keys.
/**
     * Construct a KDF2 bytes generator. Generates key material
     * according to IEEE P1363 or ISO 18033 depending on the initialisation.
     * <p>
     * @param digest the digest to be used as the source of derived keys.
     */
    public KDF2BytesGenerator(
        Digest  digest)
    {
        super(1, digest);
    }
}