package?com.encrypt;

import?java.io.FileInputStream;
import?java.io.FileNotFoundException;
import?java.io.FileOutputStream;
import?java.io.IOException;
import?java.io.objectInputStream;
import?java.math.BigInteger;
import?java.security.interfaces.RSAPrivateKey;
import?java.util.Properties;
import?java.util.Set;

public?class?decrypt?{

	/**
	?*?@param?args
	?*/
	public?String?Execdecrypt（）?{
		//?TODO?自動生成構造函數存根
		String?s=““;
		try{
			//讀取密文
			//BufferedReader?in=new?BufferedReader（new?InputStreamReader（new?FileInputStream（“RSAmi.dat“）））;
			//String?ctext=in.readLine（）;
			Properties?pro?=?new?Properties（）;
			try?{
//				將信息包存在a.ini文件中
				pro.store（new?FileOutputStream（“a.ini“true）null）;
//			?????可以從a.ini中通過Properties.get方法讀取配置信息
				pro.load（new?FileInputStream（“a.ini“））;
			}?catch?（FileNotFoundException?e）?{
				//?TODO?自動生成?catch?塊
				e.printStackTrace（）;
			}?catch?（IOException?e）?{
				//?TODO?自動生成?catch?塊
				e.printStackTrace（）;
			}
			String?ctext=String.valueOf（String.valueOf（pro.get（“register“）））;
			System.out.println（ctext）;
			BigInteger?c=new?BigInteger（ctext）;
			//獲取私鑰
			FileInputStream?f=new?FileInputStream（“RSAPrikey.dat“）;
			objectInputStream?b=new?objectInputStream（f）;
			RSAPrivateKey?prk=（RSAPrivateKey）b.readobject（）;
			//得到公鑰的兩個參數
			BigInteger?d=prk.getPrivateExponent（）;
			BigInteger?n=prk.getModulus（）;
			//System.out.println（“解密的私鑰的指數為：“+d）;
			//System.out.println（“解密私鑰的模為：“+n）;
			//解密處理
			BigInteger?m=c.modPow（d?n）;
			byte?[]?mt=m.toByteArray（）;
			//System.out.println（“解密后的明文為：“）;
			for（int?i=0;i				//System.out.print（（char）mt[i]）;
				s+=（char）mt[i];
			}
			//}
		}catch（Exception?e）{
			e.printStackTrace（）;
		}
		return?s;
	}
	public?static?void?main（String[]?args）?{
		System.out.println（new?decrypt（）.Execdecrypt（））;
	}

}

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----

?????文件????????232??2008-07-12?15:53??07\SoftWareRegister\.classpath

?????文件????????368??2008-08-09?15:20??07\SoftWareRegister\.fatjar

?????文件????????394??2008-07-12?15:53??07\SoftWareRegister\.project

?????文件????????506??2008-07-17?16:34??07\SoftWareRegister\a.ini

?????文件???????2579??2008-12-04?10:46??07\SoftWareRegister\bin\com\encrypt\decrypt.class

?????文件???????3018??2008-12-04?10:46??07\SoftWareRegister\bin\com\encrypt\encrypt.class

?????文件???????1457??2008-12-04?10:46??07\SoftWareRegister\bin\com\encrypt\genKey.class

?????文件???????9404??2008-12-04?10:46??07\SoftWareRegister\bin\com\encrypt\MD5.class

?????文件???????1024??2008-12-04?10:46??07\SoftWareRegister\bin\com\util\CreatecdIcon.class

?????文件???????1681??2008-12-04?10:46??07\SoftWareRegister\bin\com\util\ReadWriteRegisty.class

?????文件???????3185??2008-12-04?10:46??07\SoftWareRegister\bin\com\util\RegisterMark.class

?????文件???????1589??2008-12-04?10:46??07\SoftWareRegister\bin\com\wsy\mainframe$1.class

?????文件???????6511??2008-12-04?10:46??07\SoftWareRegister\bin\com\wsy\mainframe.class

?????文件????????776??2008-12-04?10:46??07\SoftWareRegister\bin\com\wsy\Registerframe$1.class

?????文件???????4619??2008-12-04?10:46??07\SoftWareRegister\bin\com\wsy\Registerframe$2.class

?????文件???????2392??2008-12-04?10:46??07\SoftWareRegister\bin\com\wsy\Registerframe$JCopy$1.class

?????文件???????2590??2008-12-04?10:46??07\SoftWareRegister\bin\com\wsy\Registerframe$JCopy$2.class

?????文件???????1811??2008-12-04?10:46??07\SoftWareRegister\bin\com\wsy\Registerframe$JCopy.class

?????文件???????4342??2008-12-04?10:46??07\SoftWareRegister\bin\com\wsy\Registerframe.class

?????文件???????1921??2008-12-04?10:46??07\SoftWareRegister\bin\com\wsy\RegisterTradeMark$1.class

?????文件???????2130??2008-12-04?10:46??07\SoftWareRegister\bin\com\wsy\RegisterTradeMark$2.class

?????文件???????1357??2008-12-04?10:46??07\SoftWareRegister\bin\com\wsy\RegisterTradeMark$3.class

?????文件???????2457??2008-12-04?10:46??07\SoftWareRegister\bin\com\wsy\RegisterTradeMark$4.class

?????文件???????1207??2008-12-04?10:46??07\SoftWareRegister\bin\com\wsy\RegisterTradeMark$PopAction.class

?????文件???????4663??2008-12-04?10:46??07\SoftWareRegister\bin\com\wsy\RegisterTradeMark.class

?????文件?????????54??2008-08-09?14:53??07\SoftWareRegister\MANIFEST.MF

?????文件??????20990??2008-07-14?10:12??07\SoftWareRegister\res\00002.jpg

?????文件??????23475??2007-11-26?18:50??07\SoftWareRegister\res\00006.jpg

?????文件??????57122??2008-07-12?16:39??07\SoftWareRegister\res\11.jpg

?????文件??????23060??2008-07-22?09:05??07\SoftWareRegister\res\ico.jpg

............此處省略31個文件信息