des_skey.java.bak

DESedeCBC实验

import java.io.*;
import javax.crypto.*;

public class DES_Skey
{
	public static void main(String args[]) throws Exception
	{
		KeyGenerator kg=KeyGenerator.getInstance("DESede");
		kg.init(168);
		SecretKey k=kg.generateKey();
		FileOutputStream  f=new FileOutputStream("key1.dat");
		ObjectOutputStream b=new  ObjectOutputStream(f);
		b.writeObject(k);
	}
}