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  • AES加密php,java,.net三种语言同步实现加密、解密

    话不多数上代码；

    java；；；

    /*
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 * and open the template in the editor.
 */
package com.totcms.api.util;

import javax.crypto.Cipher;
import javax.crypto.KeyGenerator;
import javax.crypto.SecretKey;
import javax.crypto.spec.SecretKeySpec;

import java.io.FileInputStream;
import java.io.UnsupportedEncodingException;
import java.security.NoSuchAlgorithmException;
import java.security.SecureRandom;
import java.security.interfaces.RSAPrivateKey;
import java.security.interfaces.RSAPublicKey;


public class AES {
    // /** 算法/模式/填充 **/
    private static final String CipherMode = "AES/ECB/PKCS5Padding";
    // private static final String CipherMode = "AES";

    /**
     * 生成一个AES密钥对象
     * @return
     */
    public static SecretKeySpec generateKey(){
        try {
            KeyGenerator kgen = KeyGenerator.getInstance("AES");
            kgen.init(128, new SecureRandom());
            SecretKey secretKey = kgen.generateKey();  
            byte[] enCodeFormat = secretKey.getEncoded();  
            SecretKeySpec key = new SecretKeySpec(enCodeFormat, "AES");
            return key;
        } catch (NoSuchAlgorithmException e) {
            e.printStackTrace();
        }
        return null;
    }

    /**
     * 生成一个AES密钥字符串
     * @return
     */
    public static String generateKeyString(){
        return byte2hex(generateKey().getEncoded());
    }

    /**
     * 加密字节数据
     * @param content
     * @param key
     * @return
     */
    public static byte[] encrypt(byte[] content,byte[] key) {
        try {
            Cipher cipher = Cipher.getInstance(CipherMode);
            cipher.init(Cipher.ENCRYPT_MODE, new SecretKeySpec(key, "AES"));
            byte[] result = cipher.doFinal(content);
            return result;
        } catch (Exception e) {
            e.printStackTrace();
        }
        return null;
    }

    /**
     * 通过byte[]类型的密钥加密String
     * @param content
     * @param key
     * @return 16进制密文字符串
     */
    public static String encrypt(String content,byte[] key) {
        try {
            Cipher cipher = Cipher.getInstance(CipherMode);
            cipher.init(Cipher.ENCRYPT_MODE, new SecretKeySpec(key, "AES"));
            byte[] data = cipher.doFinal(content.getBytes("UTF-8"));
            String result = byte2hex(data);
            return result;
        } catch (Exception e) {
            e.printStackTrace();
        }
        return null;
    }

    /**
     * 通过String类型的密钥加密String
     * @param content
     * @param key
     * @return 16进制密文字符串
     */
    public static String encrypt(String content,String key) {
        byte[] data = null;
        try {
            data = content.getBytes("UTF-8");
        } catch (Exception e) {
            e.printStackTrace();
        }
        data = encrypt(data,new SecretKeySpec(hex2byte(key), "AES").getEncoded());
        String result = byte2hex(data);
        return result;
    }

    /**
     * 通过byte[]类型的密钥解密byte[]
     * @param content
     * @param key
     * @return
     */
    public static byte[] decrypt(byte[] content,byte[] key) {
        try {
            Cipher cipher = Cipher.getInstance(CipherMode);
            cipher.init(Cipher.DECRYPT_MODE, new SecretKeySpec(key, "AES"));
            byte[] result = cipher.doFinal(content);
            return result;
        } catch (Exception e) {
            e.printStackTrace();
        }
        return null;
    }

    /**
     * 通过String类型的密钥 解密String类型的密文
     * @param content
     * @param key
     * @return
     */
    public static String decrypt(String content, String key) {
        byte[] data = null;
        try {
            data = hex2byte(content);
        } catch (Exception e) {
            e.printStackTrace();
        }
        data = decrypt(data, hex2byte(key));
        if (data == null)
            return null;
        String result = null;
        try {
            result = new String(data, "UTF-8");
        } catch (UnsupportedEncodingException e) {
            e.printStackTrace();
        }
        return result;
    }

    /**
     * 通过byte[]类型的密钥 解密String类型的密文
     * @param content
     * @param key
     * @return
     */
    public static String decrypt(String content,byte[] key) {
        try {
            Cipher cipher = Cipher.getInstance(CipherMode);
            cipher.init(Cipher.DECRYPT_MODE,new SecretKeySpec(key, "AES"));
            byte[] data = cipher.doFinal(hex2byte(content));
            return new String(data, "UTF-8");
        } catch (Exception e) {
            e.printStackTrace();
        }
        return null;
    }

    /**
     * 字节数组转成16进制字符串
     * @param b
     * @return
     */
    public static String byte2hex(byte[] b) { // 一个字节的数，
        StringBuffer sb = new StringBuffer(b.length * 2);
        String tmp;
        for (int n = 0; n < b.length; n++) {
            // 整数转成十六进制表示
            tmp = (Integer.toHexString(b[n] & 0XFF));
            if (tmp.length() == 1) {
                sb.append("0");
            }
            sb.append(tmp);
        }
        return sb.toString().toUpperCase(); // 转成大写
    }

    /**
     * 将hex字符串转换成字节数组
     * @param inputString
     * @return
     */
    private static byte[] hex2byte(String inputString) {
        if (inputString == null || inputString.length() < 2) {
            return new byte[0];
        }
        inputString = inputString.toLowerCase();
        int l = inputString.length() / 2;
        byte[] result = new byte[l];
        for (int i = 0; i < l; ++i) {
            String tmp = inputString.substring(2 * i, 2 * i + 2);
            result[i] = (byte) (Integer.parseInt(tmp, 16) & 0xFF);
        }
        return result;
    }
    
    public static void main(String[] args) {
        try{
            // 加载RSA
            //RSAPublicKey publicKey = RSA.loadPublicKey(new FileInputStream("E:\2016\9\19\cert\apiclient_cert.p12"));
            //RSAPrivateKey privateKey = RSA.loadPrivateKey(new FileInputStream("E:\2016\9\19\cert\apiclient_cert.p12"));
        
            // 生成AES密钥
             String key=AES.generateKeyString();
             //                String key = "1234567890123456";
            System.out.println("AES-KEY:" + key);
        
            // 内容
//            String content = "{"mobile":"18660803982","amount":"100","companyId":"8","orderNum":"123456789","bussissId":"18154568754","notifyUrl":""}";
            String content = "{"mobile":"15005414383","amount":"10","companyId":"8","orderNum":"123456789","notifyUrl":"","bussissId":"1101"}";
            
            // 用RSA公钥加密AES-KEY
            //String miKey = RSA.encryptByPublicKey(key, publicKey);
            //System.out.println("加密后的AES-KEY:" + miKey);
            //System.out.println("加密后的AES-KEY长度:" + miKey.length());
        
            // 用RSA私钥解密AES-KEY
            //String mingKey = RSA.decryptByPrivateKey(miKey, privateKey);
            //System.out.println("解密后的AES-KEY:" + mingKey);
            //System.out.println("解密后的AES-KEY长度:" + mingKey.length());
        
            // 用AES加密内容
            //String miContent = AES.encrypt(content, mingKey);
            String miContent = AES.encrypt(content, "6369BE91F580F990015D709D4D69FA41");            
            System.out.println("AES加密后的内容:" + miContent);        
            // 用AES解密内容
            String mingContent = AES.decrypt(miContent, "6369BE91F580F990015D709D4D69FA41");
            System.out.println("AES解密后的内容:" + mingContent);        
        }catch (Exception e) {
            e.printStackTrace();
            // TODO: handle exception
        }

    }
}

    .net  ;;

    using System;  
using System.Collections.Generic;  
using System.ComponentModel;  
using System.Data;  
using System.Drawing;  
using System.Linq;  
using System.Text;  
using System.Windows.Forms;  
using System.IO;  
using System.Net;  
using System.Web;  
using System.Text.RegularExpressions;  
using System.Security.Cryptography;    
  
namespace PostDemo  
{  
  public partial class Form1 : Form  
  {  
    public Form1()  
    {  
      InitializeComponent();  
    }  
  
     
    public static string AESEncrypts(String Data, String Key)  
    {  
      // 256-AES key        
      byte[] keyArray = HexStringToBytes(Key);//UTF8Encoding.ASCII.GetBytes(Key);  
      byte[] toEncryptArray = UTF8Encoding.ASCII.GetBytes(Data);  
  
      RijndaelManaged rDel = new RijndaelManaged();  
      rDel.Key = keyArray;  
      rDel.Mode = CipherMode.ECB;  
      rDel.Padding = PaddingMode.PKCS7;  
  
      ICryptoTransform cTransform = rDel.CreateEncryptor();  
      byte[] resultArray = cTransform.TransformFinalBlock(toEncryptArray, 0,  
              toEncryptArray.Length);  
  
      return BytesToHexString(resultArray);  
    }  
  
      
    /// <summary>  
    /// Byte array to convert 16 hex string  
    /// </summary>  
    /// <param name="bytes">byte array</param>  
    /// <returns>16 hex string</returns>  
    public static string BytesToHexString(byte[] bytes)  
    {  
      StringBuilder returnStr = new StringBuilder();  
      if (bytes != null || bytes.Length == 0)  
      {  
        for (int i = 0; i < bytes.Length; i++)  
        {  
          returnStr.Append(bytes[i].ToString("X2"));  
        }  
      }  
      return returnStr.ToString();  
    }  
  
    /// <summary>  
    /// 16 hex string converted to byte array  
    /// </summary>  
    /// <param name="hexString">16 hex string</param>  
    /// <returns>byte array</returns>  
    public static byte[] HexStringToBytes(String hexString)  
    {  
      if (hexString == null || hexString.Equals(""))  
      {  
        return null;  
      }  
      int length = hexString.Length / 2;  
      if (hexString.Length % 2 != 0)  
      {  
        return null;  
      }  
      byte[] d = new byte[length];  
      for (int i = 0; i < length; i++)  
      {  
        d[i] = Convert.ToByte(hexString.Substring(i * 2, 2), 16);  
      }  
      return d;  
    }  
  
    private void button2_Click(object sender, EventArgs e)  
    {  
      String Content = tbContent.Text;//要加密的字符串  
      //接口密钥，替换成您的密钥（32位）  
      String k = "6D6A39C7078F6783E561B0D1A9EB2E68";  
      String s = AESEncrypts(Content, k);  
      tbLog.AppendText("encript:"+s);  
    }    
  }  
}

    PHP；；

    <?php  
class CryptAES  
{  
    protected $cipher = MCRYPT_RIJNDAEL_128;  
    protected $mode = MCRYPT_MODE_ECB;  
    protected $pad_method = NULL;  
    protected $secret_key = '';  
    protected $iv = '';  
   
    public function set_cipher($cipher)  
    {  
        $this->cipher = $cipher;  
    }  
   
    public function set_mode($mode)  
    {  
        $this->mode = $mode;  
    }  
   
    public function set_iv($iv)  
    {  
        $this->iv = $iv;  
    }  
   
    public function set_key($key)  
    {  
        $this->secret_key = $key;  
    }  
   
    public function require_pkcs5()  
    {  
        $this->pad_method = 'pkcs5';  
    }  
   
    protected function pad_or_unpad($str, $ext)  
    {  
        if ( is_null($this->pad_method) )  
        {  
            return $str;  
        }  
        else  
        {  
            $func_name = __CLASS__ . '::' . $this->pad_method . '_' . $ext . 'pad';  
            if ( is_callable($func_name) )  
            {  
                $size = mcrypt_get_block_size($this->cipher, $this->mode);  
                return call_user_func($func_name, $str, $size);  
            }  
        }  
        return $str;  
    }  
   
    protected function pad($str)  
    {  
        return $this->pad_or_unpad($str, '');  
    }  
   
    protected function unpad($str)  
    {  
        return $this->pad_or_unpad($str, 'un');  
    }  
   
    public function encrypt($str)  
    {  
        $str = $this->pad($str);  
        $td = mcrypt_module_open($this->cipher, '', $this->mode, '');  
   
        if ( empty($this->iv) )  
        {  
            $iv = @mcrypt_create_iv(mcrypt_enc_get_iv_size($td), MCRYPT_RAND);  
        }  
        else  
        {  
            $iv = $this->iv;  
        }  
   
        mcrypt_generic_init($td, hex2bin($this->secret_key), $iv);  
        $cyper_text = mcrypt_generic($td, $str);  
        $rt = strtoupper(bin2hex($cyper_text));  
        mcrypt_generic_deinit($td);  
        mcrypt_module_close($td);  
   
        return $rt;  
    }  
   
    public function decrypt($str){  
        $td = mcrypt_module_open($this->cipher, '', $this->mode, '');  
   
        if ( empty($this->iv) )  
        {  
            $iv = @mcrypt_create_iv(mcrypt_enc_get_iv_size($td), MCRYPT_RAND);  
        }  
        else  
        {  
            $iv = $this->iv;  
        }  
   
        mcrypt_generic_init($td, $this->secret_key, $iv);  
        //$decrypted_text = mdecrypt_generic($td, self::hex2bin($str));  
        $decrypted_text = mdecrypt_generic($td, base64_decode($str));  
        $rt = $decrypted_text;  
        mcrypt_generic_deinit($td);  
        mcrypt_module_close($td);  
   
        return $this->unpad($rt);  
    }  
   
    public static function hex2bin($hexdata) {  
        $bindata = '';  
        $length = strlen($hexdata);  
        for ($i=0; $i< $length; $i += 2)  
        {  
            $bindata .= chr(hexdec(substr($hexdata, $i, 2)));  
        }  
        return $bindata;  
    }  
   
    public static function pkcs5_pad($text, $blocksize)  
    {  
        $pad = $blocksize - (strlen($text) % $blocksize);  
        return $text . str_repeat(chr($pad), $pad);  
    }  
   
    public static function pkcs5_unpad($text)  
    {  
        $pad = ord($text{strlen($text) - 1});  
        if ($pad > strlen($text)) return false;  
        if (strspn($text, chr($pad), strlen($text) - $pad) != $pad) return false;  
        return substr($text, 0, -1 * $pad);  
    }  
}  
  
//密钥  
$keyStr = '6D6A39C7078F6783E561B0D1A9EB2E68';  
//加密的字符串  
$plainText = 'test';  
   
$aes = new CryptAES();  
$aes->set_key($keyStr);  
$aes->require_pkcs5();  
$encText = $aes->encrypt($plainText);  
   
echo $encText;  
   
?>
    1. using System;  
    2. using System.Collections.Generic;  
    3. using System.ComponentModel;  
    4. using System.Data;  
    5. using System.Drawing;  
    6. using System.Linq;  
    7. using System.Text;  
    8. using System.Windows.Forms;  
    9. using System.IO;  
    10. using System.Net;  
    11. using System.Web;  
    12. using System.Text.RegularExpressions;  
    13. using System.Security.Cryptography;    
    14.   
    15. namespace PostDemo  
    16. {  
    17.   public partial class Form1 : Form  
    18.   {  
    19.     public Form1()  
    20.     {  
    21.       InitializeComponent();  
    22.     }  
    23.   
    24.      
    25.     public static string AESEncrypts(String Data, String Key)  
    26.     {  
    27.       // 256-AES key        
    28.       byte[] keyArray = HexStringToBytes(Key);//UTF8Encoding.ASCII.GetBytes(Key);  
    29.       byte[] toEncryptArray = UTF8Encoding.ASCII.GetBytes(Data);  
    30.   
    31.       RijndaelManaged rDel = new RijndaelManaged();  
    32.       rDel.Key = keyArray;  
    33.       rDel.Mode = CipherMode.ECB;  
    34.       rDel.Padding = PaddingMode.PKCS7;  
    35.   
    36.       ICryptoTransform cTransform = rDel.CreateEncryptor();  
    37.       byte[] resultArray = cTransform.TransformFinalBlock(toEncryptArray, 0,  
    38.               toEncryptArray.Length);  
    39.   
    40.       return BytesToHexString(resultArray);  
    41.     }  
    42.   
    43.       
    44.     /// <summary>  
    45.     /// Byte array to convert 16 hex string  
    46.     /// </summary>  
    47.     /// <param name="bytes">byte array</param>  
    48.     /// <returns>16 hex string</returns>  
    49.     public static string BytesToHexString(byte[] bytes)  
    50.     {  
    51.       StringBuilder returnStr = new StringBuilder();  
    52.       if (bytes != null || bytes.Length == 0)  
    53.       {  
    54.         for (int i = 0; i < bytes.Length; i++)  
    55.         {  
    56.           returnStr.Append(bytes[i].ToString("X2"));  
    57.         }  
    58.       }  
    59.       return returnStr.ToString();  
    60.     }  
    61.   
    62.     /// <summary>  
    63.     /// 16 hex string converted to byte array  
    64.     /// </summary>  
    65.     /// <param name="hexString">16 hex string</param>  
    66.     /// <returns>byte array</returns>  
    67.     public static byte[] HexStringToBytes(String hexString)  
    68.     {  
    69.       if (hexString == null || hexString.Equals(""))  
    70.       {  
    71.         return null;  
    72.       }  
    73.       int length = hexString.Length / 2;  
    74.       if (hexString.Length % 2 != 0)  
    75.       {  
    76.         return null;  
    77.       }  
    78.       byte[] d = new byte[length];  
    79.       for (int i = 0; i < length; i++)  
    80.       {  
    81.         d[i] = Convert.ToByte(hexString.Substring(i * 2, 2), 16);  
    82.       }  
    83.       return d;  
    84.     }  
    85.   
    86.     private void button2_Click(object sender, EventArgs e)  
    87.     {  
    88.       String Content = tbContent.Text;//要加密的字符串  
    89.       //接口密钥，替换成您的密钥（32位）  
    90.       String k = "6D6A39C7078F6783E561B0D1A9EB2E68";  
    91.       String s = AESEncrypts(Content, k);  
    92.       tbLog.AppendText("encript:"+s);  
    93.     }    
    94.   }  
    95. }  
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  • 原文地址：https://www.cnblogs.com/yangchengdebokeyuan/p/8862302.html
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