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;;;
/* * To change this license header, choose License Headers in Project Properties. * To change this template file, choose Tools | Templates * 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; ?>
- 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);
- }
- }
- }
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