Heim >Backend-Entwicklung >PHP-Tutorial >php和c#一致的DES加密解密算法类
DES加解密算法,在C#与PHP中的通用类。
注意:
1、类中的秘钥key跟向量iv,均用的同样的值
2、编码均采用的utf-8
以下为具体代码,可以直接复制去进行实际测试
C#版代码:
using System; using System.Data; using System.Configuration; using System.Web; using System.Web.Security; using System.Web.UI; using System.Web.UI.WebControls; using System.Web.UI.WebControls.WebParts; using System.Web.UI.HtmlControls; using System.Data.SqlClient; using System.Security.Cryptography; using System.IO; using System.Text; //C# 版DES 加解密算法类 public class Des{ //加解密密钥 private static string skey = "12345678"; #region DESEnCode DES加密 public static string DESEnCode(string pToEncrypt, string sKey) { pToEncrypt = HttpContext.Current.Server.UrlEncode(pToEncrypt); DESCryptoServiceProvider des = new DESCryptoServiceProvider(); byte[] inputByteArray = Encoding.GetEncoding("UTF-8").GetBytes(pToEncrypt); des.Key = ASCIIEncoding.ASCII.GetBytes(sKey); des.IV = ASCIIEncoding.ASCII.GetBytes(sKey); MemoryStream ms = new MemoryStream(); CryptoStream cs = new CryptoStream(ms, des.CreateEncryptor(), CryptoStreamMode.Write); cs.Write(inputByteArray, 0, inputByteArray.Length); cs.FlushFinalBlock(); StringBuilder ret = new StringBuilder(); foreach (byte b in ms.ToArray()) { ret.AppendFormat("{0:X2}", b); } ret.ToString(); return ret.ToString(); } #endregion #region DESDeCode DES解密 public static string DESDeCode(string pToDecrypt, string sKey) { DESCryptoServiceProvider des = new DESCryptoServiceProvider(); byte[] inputByteArray = new byte[pToDecrypt.Length / 2]; for (int x = 0; x <br>PHP版代码:<p></p><pre code_snippet_id="1573545" snippet_file_name="blog_20160203_2_2266910" name="code"><?php //PHP 版DES 加解密算法类 class DES { var $key; var $iv; //偏移量 function DES($key) { //key长度为8位,例如:1234abcd $this->key = $key; $this->iv = $key; //默认以$key 作为 iv } //加密 function encrypt($str) { $size = mcrypt_get_block_size ( MCRYPT_DES, MCRYPT_MODE_CBC ); $str = $this->pkcs5Pad ( $str, $size ); return strtoupper( bin2hex( mcrypt_cbc(MCRYPT_DES, $this->key, $str, MCRYPT_ENCRYPT, $this->iv ) ) ); } //解密 function decrypt($str) { $strBin = $this->hex2bin( strtolower( $str ) ); $str = mcrypt_cbc( MCRYPT_DES, $this->key, $strBin, MCRYPT_DECRYPT, $this->iv ); $str = $this->pkcs5Unpad( $str ); return $str; } function hex2bin($hexData) { $binData = ""; for($i = 0; $i strlen ( $text )) return false; if (strspn ( $text, chr ( $pad ), strlen ( $text ) - $pad ) != $pad) return false; return substr ( $text, 0, - 1 * $pad ); } } header("Content-type: text/html; charset=utf-8"); $key = '12345678'; $str = 'abc.123'; $des = new DES($key); $str_en_des = $des->encrypt($str); //加密字符串 $str_de_des = $des->decrypt($str_en_des); //解密字符串 echo '加密字符串:',$str,'<br>'; echo '加密秘钥key:',$key,'<br><br>'; echo '加密后字符串:',$str_en_des,'<br>'; echo '解密后字符串:',$str_de_des,'<br>'; ?>
以上就介绍了php和c#一致的DES加密解密算法类,包括了方面的内容,希望对PHP教程有兴趣的朋友有所帮助。