diff --git a/DESEncrypt.cs b/DESEncrypt.cs
deleted file mode 100644
index d602ef7..0000000
--- a/DESEncrypt.cs
+++ /dev/null
@@ -1,89 +0,0 @@
-using System;
-using System.Collections.Generic;
-using System.Linq;
-using System.Web;
-using System.Security.Cryptography;
-using System.Text;
-
-/// <summary>
-///DESEncrypt 的摘要说明
-/// </summary>
-
-namespace Basic.Tools
-{
-    public class DESEncrypt
-    {
-        /// <summary>
-        /// 加密
-        /// </summary>
-        /// <param name="Text"></param>
-        /// <returns></returns>
-        public static string Encrypt(string Text)
-        {
-            return Encrypt(Text, "str_key");
-        }
-        /// <summary> 
-        /// 加密数据 
-        /// </summary> 
-        /// <param name="Text"></param> 
-        /// <param name="sKey"></param> 
-        /// <returns></returns> 
-        public static string Encrypt(string Text, string sKey)
-        {
-            DESCryptoServiceProvider des = new DESCryptoServiceProvider();
-            byte[] inputByteArray;
-            inputByteArray = Encoding.Default.GetBytes(Text);
-            des.Key = ASCIIEncoding.ASCII.GetBytes(System.Web.Security.FormsAuthentication.HashPasswordForStoringInConfigFile(sKey, "md5").Substring(0, 8));
-            des.IV = ASCIIEncoding.ASCII.GetBytes(System.Web.Security.FormsAuthentication.HashPasswordForStoringInConfigFile(sKey, "md5").Substring(0, 8));
-            System.IO.MemoryStream ms = new System.IO.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);
-            }
-            return ret.ToString();
-        }
-
-
-
-        /// <summary>
-        /// 解密
-        /// </summary>
-        /// <param name="Text"></param>
-        /// <returns></returns>
-        public static string Decrypt(string Text)
-        {
-            return Decrypt(Text, "str_key");
-        }
-        /// <summary> 
-        /// 解密数据 
-        /// </summary> 
-        /// <param name="Text"></param> 
-        /// <param name="sKey"></param> 
-        /// <returns></returns> 
-        public static string Decrypt(string Text, string sKey)
-        {
-            DESCryptoServiceProvider des = new DESCryptoServiceProvider();
-            int len;
-            len = Text.Length / 2;
-            byte[] inputByteArray = new byte[len];
-            int x, i;
-            for (x = 0; x < len; x++)
-            {
-                i = Convert.ToInt32(Text.Substring(x * 2, 2), 16);
-                inputByteArray[x] = (byte)i;
-            }
-            des.Key = ASCIIEncoding.ASCII.GetBytes(System.Web.Security.FormsAuthentication.HashPasswordForStoringInConfigFile(sKey, "md5").Substring(0, 8));
-            des.IV = ASCIIEncoding.ASCII.GetBytes(System.Web.Security.FormsAuthentication.HashPasswordForStoringInConfigFile(sKey, "md5").Substring(0, 8));
-            System.IO.MemoryStream ms = new System.IO.MemoryStream();
-            CryptoStream cs = new CryptoStream(ms, des.CreateDecryptor(), CryptoStreamMode.Write);
-            cs.Write(inputByteArray, 0, inputByteArray.Length);
-            cs.FlushFinalBlock();
-            return Encoding.Default.GetString(ms.ToArray());
-        }
-
-    }
-}
\ No newline at end of file