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 to JDK 1.8.
  • The Legion of the Bouncy Castle Inc. 
package org.bouncycastle.jce.interfaces;

import java.security.SecureRandom;


all BC provider keystores implement this interface.

/**
 * all BC provider keystores implement this interface.
 */
public interface BCKeyStore
{
    
set the random source for the key store

/**
     * set the random source for the key store
     */
    public void setRandom(SecureRandom random);
}