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DESTest.java
Package: security.rar [view]
Upload User: lior1029
Upload Date: 2013-05-07
Package Size: 209k
Code Size: 1k
Category:
CA program
Development Platform:
Java
- package org.infosecurity.cryptography;
- /**
- * <p>Title: 中国信息安全组织</p>
- * <p>Description: </p>
- * <p>Copyright: Copyright (c) 2002</p>
- * <p>Company: 中信信息安全组织(CISO)</p>
- * @version 1.0.2002.0310
- */
- import java.lang.*;
- import java.io.*;
- public class DESTest{
- public DESTest()
- {
- }
- public static long getCurrentTime()
- {
- java.util.Date dt = new java.util.Date();
- return dt.getTime();
- }
- public static String getTestText()
- {
- String sPlainText ="这是一个测试例子";
- return sPlainText;
- }
- public static void main(String[] args) throws IOException
- {
- // 设置密码(12345678)
- DES algorithm=new DES("12345678".getBytes());
- String sPlainText=getTestText();
- System.out.println("明文数据:"+sPlainText );
- System.out.println("明文长度:"+sPlainText.length() );
- // 加密
- byte ciphertext[]=algorithm.encrypt(sPlainText.getBytes());
- // 解密
- byte byPlainText[]=algorithm.decrypt(ciphertext);
- System.out.print("解密数据:");
- System.out.println(new String(byPlainText));
- }
- }