111,094
社区成员




//07
import javax.crypto.Cipher;
import javax.crypto.SecretKey;
import javax.crypto.SecretKeyFactory;
import javax.crypto.spec.PBEKeySpec;
import javax.crypto.spec.PBEParameterSpec;
//09
import java.security.MessageDigest;
import javax.crypto.spec.DESKeySpec;
import javax.crypto.spec.IvParameterSpec;
//BASE64
import sun.misc.BASE64Decoder;
import sun.misc.BASE64Encoder;
public class pubwin2009
{
// key1 姓名身份证加解密 07/09
public static String Rcode(String message,int type)throws Exception
{
//String Key="123!@#qweQWE/.,?><abc"; //07
String Key="q1!2@3#we>WacE/.Q,?<b"; //09
byte _fldint[] = { -87, -101, -56, 50, 86, 53, -29, 3};
byte bytesrc[];
if (type==1)
bytesrc =message.getBytes("UTF8");
else
bytesrc =(new BASE64Decoder()).decodeBuffer(message);
PBEParameterSpec pbeparameterspec = new PBEParameterSpec(_fldint,19);
PBEKeySpec pbekeyspec = new PBEKeySpec(Key.toCharArray());
SecretKeyFactory secretkeyfactory = SecretKeyFactory.getInstance("PBEWithMD5AndDES");
javax.crypto.SecretKey secretkey = secretkeyfactory.generateSecret(pbekeyspec);
Cipher cipher = Cipher.getInstance("PBEWithMD5AndDES");
cipher.init(type, secretkey, pbeparameterspec);
byte[] retByte = cipher.doFinal(bytesrc);
if (type==1)
return new BASE64Encoder().encode(retByte);
else
return new String(retByte,"UTF8");
}
//09会员密码 db.properties 加解密
public static String decrypt(String message,int type) throws Exception {
String keye = "hi%$so78"; //MD5
String keyb = "12up56^&"; //IvParameterSpec
byte bytesrc[];
if (type==1)
bytesrc =message.getBytes();
else
bytesrc =(new BASE64Decoder()).decodeBuffer(message);
MessageDigest md5 = MessageDigest.getInstance("MD5");
md5.update(keye.getBytes());
DESKeySpec desKeySpec = new DESKeySpec(md5.digest());
SecretKeyFactory keyFactory = SecretKeyFactory.getInstance("DES");
SecretKey secretKey = keyFactory.generateSecret(desKeySpec);
IvParameterSpec iv = new IvParameterSpec(keyb.getBytes("UTF-8"));
Cipher cipher = Cipher.getInstance("DES/CBC/PKCS5Padding");
cipher.init(type, secretKey, iv);
byte[] retByte = cipher.doFinal(bytesrc);
if (type==1)
return new BASE64Encoder().encode(retByte);
else
return new String(retByte);
}
public static void main(String args[]) throws Exception
{
System.out.println( "\n姓名身份证加密:这是一个测试 -> " +Rcode("这是一个测试",1));
System.out.println( "姓名身份证解密:09IdjpQQAPgniEaO/skp9gy8+LkD42fZ -> " +Rcode("09IdjpQQAPgniEaO/skp9gy8+LkD42fZ",2)+"\n");
System.out.println( "09会员密码加解:123456 -> " +decrypt("123456",1));
System.out.println( "09会员密码解密:OEnU8DEcgsE= -> " +decrypt("OEnU8DEcgsE=",2));
System.exit(0);
}
}
static void Main(string[] args)
{
Console.WriteLine("09会员密码加解:123456 -> " + decrypt("123456", 1));
Console.WriteLine("09会员密码解密:OEnU8DEcgsE= -> " + decrypt("OEnU8DEcgsE=", 2));
}
public static String decrypt(String message, int type)
{
String key = "hi%$so78"; //密码
string iv = "12up56^&"; // 初始向量
DES des = new DESCryptoServiceProvider();
des.Mode = CipherMode.CBC;
des.Padding = PaddingMode.PKCS7;
byte[] md5 = MD5.Create().ComputeHash(Encoding.UTF8.GetBytes(key));
des.Key = md5.Take(8).ToArray();
des.IV = Encoding.UTF8.GetBytes(iv);
if (type == 1)
{
byte[] bytes = Encoding.UTF8.GetBytes(message);
byte[] result = des.CreateEncryptor().TransformFinalBlock(bytes, 0, bytes.Length);
return Convert.ToBase64String(result);
}
else
{
byte[] bytes = Convert.FromBase64String(message);
byte[] result = des.CreateDecryptor().TransformFinalBlock(bytes, 0, bytes.Length);
return Encoding.UTF8.GetString(result);
}
}